diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9595238c93a12..c78f5fa26c888 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -86,7 +86,7 @@ if (protobuf_BUILD_SHARED_LIBS)
 endif ()
 
 # Version metadata
-set(protobuf_VERSION_STRING "5.30.0")
+set(protobuf_VERSION_STRING "6.30.0-rc-1")
 set(protobuf_DESCRIPTION "Protocol Buffers")
 set(protobuf_CONTACT "protobuf@googlegroups.com")
 
diff --git a/MODULE.bazel b/MODULE.bazel
index 5b4bfc5124003..b4385e0380374 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -3,7 +3,7 @@
 
 module(
     name = "protobuf",
-    version = "30.0-dev",  # Automatically updated on release
+    version = "30.0-rc1",  # Automatically updated on release
     compatibility_level = 1,
     repo_name = "com_google_protobuf",
 )
diff --git a/Protobuf.podspec b/Protobuf.podspec
index 1ff0054ac82e2..27898f93899fb 100644
--- a/Protobuf.podspec
+++ b/Protobuf.podspec
@@ -5,7 +5,7 @@
 # dependent projects use the :git notation to refer to the library.
 Pod::Spec.new do |s|
   s.name     = 'Protobuf'
-  s.version  = '4.30.0'
+  s.version  = '4.30.0-rc1'
   s.summary  = 'Protocol Buffers v.3 runtime library for Objective-C.'
   s.homepage = 'https://github.com/protocolbuffers/protobuf'
   s.license  = 'BSD-3-Clause'
diff --git a/csharp/Google.Protobuf.Tools.nuspec b/csharp/Google.Protobuf.Tools.nuspec
index 598bb61f80ce7..06f63eabf42ba 100644
--- a/csharp/Google.Protobuf.Tools.nuspec
+++ b/csharp/Google.Protobuf.Tools.nuspec
@@ -5,7 +5,7 @@
     <title>Google Protocol Buffers tools</title>
     <summary>Tools for Protocol Buffers - Google's data interchange format.</summary>
     <description>See project site for more info.</description>
-    <version>3.30.0</version>
+    <version>3.30.0-rc1</version>
     <authors>Google Inc.</authors>
     <owners>protobuf-packages</owners>
     <licenseUrl>https://github.com/protocolbuffers/protobuf/blob/main/LICENSE</licenseUrl>
diff --git a/csharp/src/Google.Protobuf/Google.Protobuf.csproj b/csharp/src/Google.Protobuf/Google.Protobuf.csproj
index 2bdbb7b310f75..19d4ed5ad4e0d 100644
--- a/csharp/src/Google.Protobuf/Google.Protobuf.csproj
+++ b/csharp/src/Google.Protobuf/Google.Protobuf.csproj
@@ -5,7 +5,7 @@
     <Description>C# runtime library for Protocol Buffers - Google's data interchange format.</Description>
     <Copyright>Copyright 2015, Google Inc.</Copyright>
     <AssemblyTitle>Google Protocol Buffers</AssemblyTitle>
-    <VersionPrefix>3.30.0</VersionPrefix>
+    <VersionPrefix>3.30.0-rc1</VersionPrefix>
     <LangVersion>10.0</LangVersion>
     <Authors>Google Inc.</Authors>
     <TargetFrameworks>netstandard1.1;netstandard2.0;net45;net50</TargetFrameworks>
diff --git a/java/bom/pom.xml b/java/bom/pom.xml
index b182918bfab7d..e52352dc469f0 100644
--- a/java/bom/pom.xml
+++ b/java/bom/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>com.google.protobuf</groupId>
   <artifactId>protobuf-bom</artifactId>
-  <version>4.30.0</version>
+  <version>4.30.0-RC1</version>
   <packaging>pom</packaging>
 
   <name>Protocol Buffers [BOM]</name>
diff --git a/java/core/src/main/java/com/google/protobuf/RuntimeVersion.java b/java/core/src/main/java/com/google/protobuf/RuntimeVersion.java
index 31c4ec29179ce..01b5f03ad5717 100644
--- a/java/core/src/main/java/com/google/protobuf/RuntimeVersion.java
+++ b/java/core/src/main/java/com/google/protobuf/RuntimeVersion.java
@@ -29,7 +29,7 @@ public enum RuntimeDomain {
   public static final int OSS_MAJOR = 4;
   public static final int OSS_MINOR = 30;
   public static final int OSS_PATCH = 0;
-  public static final String OSS_SUFFIX = "-dev";
+  public static final String OSS_SUFFIX = "-rc1";
 
   public static final RuntimeDomain DOMAIN = OSS_DOMAIN;
   public static final int MAJOR = OSS_MAJOR;
diff --git a/java/kotlin/pom.xml b/java/kotlin/pom.xml
index 45a914ca82168..d8709ac8d6be0 100644
--- a/java/kotlin/pom.xml
+++ b/java/kotlin/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>com.google.protobuf</groupId>
     <artifactId>protobuf-parent</artifactId>
-    <version>4.30.0</version>
+    <version>4.30.0-RC1</version>
   </parent>
 
   <artifactId>protobuf-kotlin</artifactId>
diff --git a/java/pom.xml b/java/pom.xml
index f9c53806bea49..dc12ee73c4709 100644
--- a/java/pom.xml
+++ b/java/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>com.google.protobuf</groupId>
   <artifactId>protobuf-parent</artifactId>
-  <version>4.30.0</version>
+  <version>4.30.0-RC1</version>
   <packaging>pom</packaging>
 
   <name>Protocol Buffers [Parent]</name>
diff --git a/java/protoc/pom.xml b/java/protoc/pom.xml
index 134a70ea4710b..ec8204178481e 100644
--- a/java/protoc/pom.xml
+++ b/java/protoc/pom.xml
@@ -8,7 +8,7 @@
   </parent>
   <groupId>com.google.protobuf</groupId>
   <artifactId>protoc</artifactId>
-  <version>4.30.0</version>
+  <version>4.30.0-RC1</version>
   <packaging>pom</packaging>
   <name>Protobuf Compiler</name>
   <description>
diff --git a/php/ext/google/protobuf/protobuf.h b/php/ext/google/protobuf/protobuf.h
index cb065992610a4..7a7c1b927a021 100644
--- a/php/ext/google/protobuf/protobuf.h
+++ b/php/ext/google/protobuf/protobuf.h
@@ -32,7 +32,7 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_setter, 0, 0, 1)
 ZEND_ARG_INFO(0, value)
 ZEND_END_ARG_INFO()
 
-#define PHP_PROTOBUF_VERSION "4.30.0"
+#define PHP_PROTOBUF_VERSION "4.30.0RC1"
 
 // ptr -> PHP object cache. This is a weak map that caches lazily-created
 // wrapper objects around upb types:
diff --git a/protobuf_version.bzl b/protobuf_version.bzl
index 9b93f361fc858..dbb2ea23b7cdc 100644
--- a/protobuf_version.bzl
+++ b/protobuf_version.bzl
@@ -1,8 +1,8 @@
 """ Contains version numbers to be used in other bzl files """
-PROTOC_VERSION = "30.0"
-PROTOBUF_JAVA_VERSION = "4.30.0"
-PROTOBUF_PYTHON_VERSION = "5.30.0"
-PROTOBUF_PHP_VERSION = "4.30.0"
-PROTOBUF_RUBY_VERSION = "4.30.0"
-PROTOBUF_RUST_VERSION = "4.30.0"
+PROTOC_VERSION = "30.0-rc-1"
+PROTOBUF_JAVA_VERSION = "4.30.0-RC1"
+PROTOBUF_PYTHON_VERSION = "6.30.0rc1"
+PROTOBUF_PHP_VERSION = "4.30.0RC1"
+PROTOBUF_RUBY_VERSION = "4.30.0.rc.1"
+PROTOBUF_RUST_VERSION = "4.30.0-RC1"
 PROTOBUF_PREVIOUS_RELEASE = "28.0-rc1"
diff --git a/python/google/protobuf/__init__.py b/python/google/protobuf/__init__.py
index e65d06ff44a46..928c49f6089a6 100755
--- a/python/google/protobuf/__init__.py
+++ b/python/google/protobuf/__init__.py
@@ -7,4 +7,4 @@
 
 # Copyright 2007 Google Inc. All Rights Reserved.
 
-__version__ = '5.30.0'
+__version__ = '6.30.0rc1'
diff --git a/python/google/protobuf/runtime_version.py b/python/google/protobuf/runtime_version.py
index 28dfb59f34475..c7f1e07feb0b0 100644
--- a/python/google/protobuf/runtime_version.py
+++ b/python/google/protobuf/runtime_version.py
@@ -27,10 +27,10 @@ class Domain(Enum):
 # the Protobuf release process. Do not edit them manually.
 # These OSS versions are not stripped to avoid merging conflicts.
 OSS_DOMAIN = Domain.PUBLIC
-OSS_MAJOR = 5
+OSS_MAJOR = 6
 OSS_MINOR = 30
 OSS_PATCH = 0
-OSS_SUFFIX = '-dev'
+OSS_SUFFIX = '-rc1'
 
 DOMAIN = OSS_DOMAIN
 MAJOR = OSS_MAJOR
diff --git a/ruby/google-protobuf.gemspec b/ruby/google-protobuf.gemspec
index 257b3a495db8a..5141a866d1f93 100644
--- a/ruby/google-protobuf.gemspec
+++ b/ruby/google-protobuf.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name        = "google-protobuf"
-  s.version     = "4.30.0"
+  s.version     = "4.30.0.rc.1"
   git_tag       = "v#{s.version.to_s.sub('.rc.', '-rc')}" # Converts X.Y.Z.rc.N to vX.Y.Z-rcN, used for the git tag
   s.licenses    = ["BSD-3-Clause"]
   s.summary     = "Protocol Buffers"
diff --git a/ruby/pom.xml b/ruby/pom.xml
index 08686f3422fd7..5f42e3a3e4cdd 100644
--- a/ruby/pom.xml
+++ b/ruby/pom.xml
@@ -9,7 +9,7 @@
 
     <groupId>com.google.protobuf.jruby</groupId>
     <artifactId>protobuf-jruby</artifactId>
-    <version>4.30.0</version>
+    <version>4.30.0-RC1</version>
     <name>Protocol Buffer JRuby native extension</name>
     <description>
       Protocol Buffers are a way of encoding structured data in an efficient yet
@@ -76,7 +76,7 @@
         <dependency>
           <groupId>com.google.protobuf</groupId>
           <artifactId>protobuf-java-util</artifactId>
-          <version>4.30.0</version>
+          <version>4.30.0-RC1</version>
         </dependency>
         <dependency>
             <groupId>org.jruby</groupId>
diff --git a/src/google/protobuf/any.pb.cc b/src/google/protobuf/any.pb.cc
index 170e8d32495f8..80969e320a2af 100644
--- a/src/google/protobuf/any.pb.cc
+++ b/src/google/protobuf/any.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/any.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/any.pb.h"
 
diff --git a/src/google/protobuf/any.pb.h b/src/google/protobuf/any.pb.h
index 5e20a7f52e00d..5810b7084f43e 100644
--- a/src/google/protobuf/any.pb.h
+++ b/src/google/protobuf/any.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/any.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fany_2eproto_2epb_2eh
 #define google_2fprotobuf_2fany_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/api.pb.cc b/src/google/protobuf/api.pb.cc
index 0fe5b30658c56..61b6b10b222db 100644
--- a/src/google/protobuf/api.pb.cc
+++ b/src/google/protobuf/api.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/api.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/api.pb.h"
 
diff --git a/src/google/protobuf/api.pb.h b/src/google/protobuf/api.pb.h
index 1264c55c7e903..6214af76207ab 100644
--- a/src/google/protobuf/api.pb.h
+++ b/src/google/protobuf/api.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/api.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fapi_2eproto_2epb_2eh
 #define google_2fprotobuf_2fapi_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/compiler/java/java_features.pb.cc b/src/google/protobuf/compiler/java/java_features.pb.cc
index 6d9c466358ad0..2124e9491050c 100644
--- a/src/google/protobuf/compiler/java/java_features.pb.cc
+++ b/src/google/protobuf/compiler/java/java_features.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/compiler/java/java_features.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/compiler/java/java_features.pb.h"
 
diff --git a/src/google/protobuf/compiler/java/java_features.pb.h b/src/google/protobuf/compiler/java/java_features.pb.h
index 0da7ffb146025..503942846440a 100644
--- a/src/google/protobuf/compiler/java/java_features.pb.h
+++ b/src/google/protobuf/compiler/java/java_features.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/compiler/java/java_features.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh
 #define google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/compiler/plugin.pb.cc b/src/google/protobuf/compiler/plugin.pb.cc
index 38362e9c228af..b7c2961705b58 100644
--- a/src/google/protobuf/compiler/plugin.pb.cc
+++ b/src/google/protobuf/compiler/plugin.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/compiler/plugin.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/compiler/plugin.pb.h"
 
diff --git a/src/google/protobuf/compiler/plugin.pb.h b/src/google/protobuf/compiler/plugin.pb.h
index 6af5172d138c0..9e9c4216058e7 100644
--- a/src/google/protobuf/compiler/plugin.pb.h
+++ b/src/google/protobuf/compiler/plugin.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/compiler/plugin.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fcompiler_2fplugin_2eproto_2epb_2eh
 #define google_2fprotobuf_2fcompiler_2fplugin_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/compiler/versions.h b/src/google/protobuf/compiler/versions.h
index 4b4b9f6205d80..4a6e246cba2e0 100644
--- a/src/google/protobuf/compiler/versions.h
+++ b/src/google/protobuf/compiler/versions.h
@@ -53,10 +53,10 @@
 //
 // Please avoid changing them manually, as they should be updated automatically
 // by Protobuf release process.
-#define PROTOBUF_CPP_VERSION_STRING "5.30.0-dev"
-#define PROTOBUF_JAVA_VERSION_STRING "4.30.0-dev"
-#define PROTOBUF_PYTHON_VERSION_STRING "5.30.0-dev"
-#define PROTOBUF_RUST_VERSION_STRING "4.30.0-dev"
+#define PROTOBUF_CPP_VERSION_STRING "6.30.0-rc1"
+#define PROTOBUF_JAVA_VERSION_STRING "4.30.0-rc1"
+#define PROTOBUF_PYTHON_VERSION_STRING "6.30.0-rc1"
+#define PROTOBUF_RUST_VERSION_STRING "4.30.0-rc1"
 
 
 namespace google {
diff --git a/src/google/protobuf/cpp_features.pb.cc b/src/google/protobuf/cpp_features.pb.cc
index 85c671a9cb69f..436c2e2fa2d9f 100644
--- a/src/google/protobuf/cpp_features.pb.cc
+++ b/src/google/protobuf/cpp_features.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/cpp_features.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/cpp_features.pb.h"
 
diff --git a/src/google/protobuf/cpp_features.pb.h b/src/google/protobuf/cpp_features.pb.h
index e6959608d84a0..3fd3e69be0624 100644
--- a/src/google/protobuf/cpp_features.pb.h
+++ b/src/google/protobuf/cpp_features.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/cpp_features.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fcpp_5ffeatures_2eproto_2epb_2eh
 #define google_2fprotobuf_2fcpp_5ffeatures_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/descriptor.pb.cc b/src/google/protobuf/descriptor.pb.cc
index 069eaea88ec8b..c8432ff243a60 100644
--- a/src/google/protobuf/descriptor.pb.cc
+++ b/src/google/protobuf/descriptor.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/descriptor.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/descriptor.pb.h"
 
diff --git a/src/google/protobuf/descriptor.pb.h b/src/google/protobuf/descriptor.pb.h
index 388b863164381..ded53b0217977 100644
--- a/src/google/protobuf/descriptor.pb.h
+++ b/src/google/protobuf/descriptor.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/descriptor.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fdescriptor_2eproto_2epb_2eh
 #define google_2fprotobuf_2fdescriptor_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/duration.pb.cc b/src/google/protobuf/duration.pb.cc
index 3b55985b69bf4..8abcdf588a957 100644
--- a/src/google/protobuf/duration.pb.cc
+++ b/src/google/protobuf/duration.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/duration.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/duration.pb.h"
 
diff --git a/src/google/protobuf/duration.pb.h b/src/google/protobuf/duration.pb.h
index 4e64965522c58..2c5a34c414662 100644
--- a/src/google/protobuf/duration.pb.h
+++ b/src/google/protobuf/duration.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/duration.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fduration_2eproto_2epb_2eh
 #define google_2fprotobuf_2fduration_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/empty.pb.cc b/src/google/protobuf/empty.pb.cc
index a588075485dac..56fcba06a063c 100644
--- a/src/google/protobuf/empty.pb.cc
+++ b/src/google/protobuf/empty.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/empty.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/empty.pb.h"
 
diff --git a/src/google/protobuf/empty.pb.h b/src/google/protobuf/empty.pb.h
index e8a3aee96c4a8..63c1f5676e2f5 100644
--- a/src/google/protobuf/empty.pb.h
+++ b/src/google/protobuf/empty.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/empty.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fempty_2eproto_2epb_2eh
 #define google_2fprotobuf_2fempty_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/field_mask.pb.cc b/src/google/protobuf/field_mask.pb.cc
index 73177c022b030..e53e11c34267d 100644
--- a/src/google/protobuf/field_mask.pb.cc
+++ b/src/google/protobuf/field_mask.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/field_mask.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/field_mask.pb.h"
 
diff --git a/src/google/protobuf/field_mask.pb.h b/src/google/protobuf/field_mask.pb.h
index b3699b26ef766..bebd8f5a5182b 100644
--- a/src/google/protobuf/field_mask.pb.h
+++ b/src/google/protobuf/field_mask.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/field_mask.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2ffield_5fmask_2eproto_2epb_2eh
 #define google_2fprotobuf_2ffield_5fmask_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/runtime_version.h b/src/google/protobuf/runtime_version.h
index 6fe9505c18297..a94815f7ca129 100644
--- a/src/google/protobuf/runtime_version.h
+++ b/src/google/protobuf/runtime_version.h
@@ -18,8 +18,8 @@
 #endif  // PROTOBUF_OSS_VERSION_SUFFIX
 
 // The OSS versions are not stripped to avoid merging conflicts.
-#define PROTOBUF_OSS_VERSION 5030000
-#define PROTOBUF_OSS_VERSION_SUFFIX "-dev"
+#define PROTOBUF_OSS_VERSION 6030000
+#define PROTOBUF_OSS_VERSION_SUFFIX "-rc1"
 
 #define PROTOBUF_VERSION PROTOBUF_OSS_VERSION
 #define PROTOBUF_VERSION_SUFFIX PROTOBUF_OSS_VERSION_SUFFIX
diff --git a/src/google/protobuf/source_context.pb.cc b/src/google/protobuf/source_context.pb.cc
index e3cb8da412d3a..b24448180b725 100644
--- a/src/google/protobuf/source_context.pb.cc
+++ b/src/google/protobuf/source_context.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/source_context.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/source_context.pb.h"
 
diff --git a/src/google/protobuf/source_context.pb.h b/src/google/protobuf/source_context.pb.h
index 36e20aa40d379..bc2b26329dc74 100644
--- a/src/google/protobuf/source_context.pb.h
+++ b/src/google/protobuf/source_context.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/source_context.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fsource_5fcontext_2eproto_2epb_2eh
 #define google_2fprotobuf_2fsource_5fcontext_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/struct.pb.cc b/src/google/protobuf/struct.pb.cc
index 8e0b8485e6216..d98d9a3caec6c 100644
--- a/src/google/protobuf/struct.pb.cc
+++ b/src/google/protobuf/struct.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/struct.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/struct.pb.h"
 
diff --git a/src/google/protobuf/struct.pb.h b/src/google/protobuf/struct.pb.h
index 1428e6a1c6e0a..cf4c4b870c606 100644
--- a/src/google/protobuf/struct.pb.h
+++ b/src/google/protobuf/struct.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/struct.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fstruct_2eproto_2epb_2eh
 #define google_2fprotobuf_2fstruct_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/stubs/common.h b/src/google/protobuf/stubs/common.h
index bd9cd8c803e27..581528fbcf574 100644
--- a/src/google/protobuf/stubs/common.h
+++ b/src/google/protobuf/stubs/common.h
@@ -45,10 +45,10 @@ namespace internal {
 
 // The current version, represented as a single integer to make comparison
 // easier:  major * 10^6 + minor * 10^3 + micro
-#define GOOGLE_PROTOBUF_VERSION 5030000
+#define GOOGLE_PROTOBUF_VERSION 6030000
 
 // A suffix string for alpha, beta or rc releases. Empty for stable releases.
-#define GOOGLE_PROTOBUF_VERSION_SUFFIX "-dev"
+#define GOOGLE_PROTOBUF_VERSION_SUFFIX "-rc1"
 
 // Verifies that the protobuf version a program was compiled with matches what
 // it is linked/running with. Use the macro below to call this function.
diff --git a/src/google/protobuf/timestamp.pb.cc b/src/google/protobuf/timestamp.pb.cc
index 50e30d56bf31a..194d87f233fa6 100644
--- a/src/google/protobuf/timestamp.pb.cc
+++ b/src/google/protobuf/timestamp.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/timestamp.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/timestamp.pb.h"
 
diff --git a/src/google/protobuf/timestamp.pb.h b/src/google/protobuf/timestamp.pb.h
index 37f9f6901118d..9c09a3749cf1f 100644
--- a/src/google/protobuf/timestamp.pb.h
+++ b/src/google/protobuf/timestamp.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/timestamp.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2ftimestamp_2eproto_2epb_2eh
 #define google_2fprotobuf_2ftimestamp_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/type.pb.cc b/src/google/protobuf/type.pb.cc
index 4007bfc341811..6b6243047c1c4 100644
--- a/src/google/protobuf/type.pb.cc
+++ b/src/google/protobuf/type.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/type.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/type.pb.h"
 
diff --git a/src/google/protobuf/type.pb.h b/src/google/protobuf/type.pb.h
index 98523624f7649..1998b1b436890 100644
--- a/src/google/protobuf/type.pb.h
+++ b/src/google/protobuf/type.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/type.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2ftype_2eproto_2epb_2eh
 #define google_2fprotobuf_2ftype_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/src/google/protobuf/wrappers.pb.cc b/src/google/protobuf/wrappers.pb.cc
index 37ad7ce4b900c..9004bfd481676 100644
--- a/src/google/protobuf/wrappers.pb.cc
+++ b/src/google/protobuf/wrappers.pb.cc
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/wrappers.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #include "google/protobuf/wrappers.pb.h"
 
diff --git a/src/google/protobuf/wrappers.pb.h b/src/google/protobuf/wrappers.pb.h
index eacfacd270191..d1e56332de62a 100644
--- a/src/google/protobuf/wrappers.pb.h
+++ b/src/google/protobuf/wrappers.pb.h
@@ -1,7 +1,7 @@
 // Generated by the protocol buffer compiler.  DO NOT EDIT!
 // NO CHECKED-IN PROTOBUF GENCODE
 // source: google/protobuf/wrappers.proto
-// Protobuf C++ Version: 5.30.0-dev
+// Protobuf C++ Version: 6.30.0-rc1
 
 #ifndef google_2fprotobuf_2fwrappers_2eproto_2epb_2eh
 #define google_2fprotobuf_2fwrappers_2eproto_2epb_2eh
@@ -12,7 +12,7 @@
 #include <utility>
 
 #include "google/protobuf/runtime_version.h"
-#if PROTOBUF_VERSION != 5030000
+#if PROTOBUF_VERSION != 6030000
 #error "Protobuf C++ gencode is built with an incompatible version of"
 #error "Protobuf C++ headers/runtime. See"
 #error "https://protobuf.dev/support/cross-version-runtime-guarantee/#cpp"
diff --git a/version.json b/version.json
index 82a8648c9ca37..8f889cfa711b5 100644
--- a/version.json
+++ b/version.json
@@ -1,18 +1,18 @@
 {
-    "main": {
-        "protoc_version": "30-dev",
+    "30.x": {
+        "protoc_version": "30.0-rc1",
         "lts": false,
-        "date": "2024-09-30",
+        "date": "2025-02-04",
         "languages": {
-            "cpp": "6.30-dev",
-            "csharp": "3.30-dev",
-            "java": "4.30-dev",
-            "javascript": "3.30-dev",
-            "objectivec": "4.30-dev",
-            "php": "4.30-dev",
-            "python": "6.30-dev",
-            "ruby": "4.30-dev",
-            "rust": "4.30-dev"
+            "cpp": "6.30.0-rc1",
+            "csharp": "3.30.0-rc1",
+            "java": "4.30.0-rc1",
+            "javascript": "3.30.0-rc1",
+            "objectivec": "4.30.0-rc1",
+            "php": "4.30.0-rc1",
+            "python": "6.30.0-rc1",
+            "ruby": "4.30.0-rc1",
+            "rust": "4.30.0-rc1"
         }
     }
 }
\ No newline at end of file