diff --git a/CMakeLists.txt b/CMakeLists.txt
index 16933de..68ce1a5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -84,7 +84,7 @@
 endif ()
 
 # Version metadata
-set(protobuf_VERSION_STRING "5.28.0-rc-2")
+set(protobuf_VERSION_STRING "5.28.0")
 set(protobuf_DESCRIPTION "Protocol Buffers")
 set(protobuf_CONTACT "protobuf@googlegroups.com")
 
diff --git a/MODULE.bazel b/MODULE.bazel
index e805038..a59a2de 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -3,7 +3,7 @@
 
 module(
     name = "protobuf",
-    version = "28.0-rc2", # Automatically updated on release
+    version = "28.0-dev", # Automatically updated on release
     compatibility_level = 1,
     repo_name = "com_google_protobuf",
 )
diff --git a/Protobuf-C++.podspec b/Protobuf-C++.podspec
index d1e7bda..51e90cd 100644
--- a/Protobuf-C++.podspec
+++ b/Protobuf-C++.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name     = 'Protobuf-C++'
-  s.version  = '5.28.0-rc2'
+  s.version  = '5.28.0'
   s.summary  = 'Protocol Buffers v3 runtime library for C++.'
   s.homepage = 'https://github.com/google/protobuf'
   s.license  = 'BSD-3-Clause'
diff --git a/Protobuf.podspec b/Protobuf.podspec
index af5aba1..3a53918 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  = '3.28.0-rc2'
+  s.version  = '3.28.0'
   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 5262281..08091d7 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>3.28.0-rc2</version>
+    <version>3.28.0</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 5f3a751..394a0af 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>3.28.0-rc2</VersionPrefix>
+    <VersionPrefix>3.28.0</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 68d9a19..e69e5e3 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>4.28.0-RC2</version>
+  <version>4.28.0</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 ccb2360..b0f5e81 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 static final int OSS_MAJOR = 4;
   public static final int OSS_MINOR = 28;
   public static final int OSS_PATCH = 0;
-  public static final String OSS_SUFFIX = "-rc2";
+  public static final String OSS_SUFFIX = "-dev";
 
   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 b36c331..bf415f8 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>4.28.0-RC2</version>
+    <version>4.28.0</version>
   </parent>
 
   <artifactId>protobuf-kotlin</artifactId>
diff --git a/java/pom.xml b/java/pom.xml
index 2cbe7c9..3e9e73d 100644
--- a/java/pom.xml
+++ b/java/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>com.google.protobuf</groupId>
   <artifactId>protobuf-parent</artifactId>
-  <version>4.28.0-RC2</version>
+  <version>4.28.0</version>
   <packaging>pom</packaging>
 
   <name>Protocol Buffers [Parent]</name>
diff --git a/java/protoc/pom.xml b/java/protoc/pom.xml
index 81b4354..fc2faab 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>4.28.0-RC2</version>
+  <version>4.28.0</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 e19172f..009baea 100644
--- a/php/ext/google/protobuf/protobuf.h
+++ b/php/ext/google/protobuf/protobuf.h
@@ -32,7 +32,7 @@
 ZEND_ARG_INFO(0, value)
 ZEND_END_ARG_INFO()
 
-#define PHP_PROTOBUF_VERSION "4.28.0RC2"
+#define PHP_PROTOBUF_VERSION "4.28.0"
 
 // 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 72eb21f..bc33e8c 100644
--- a/protobuf_version.bzl
+++ b/protobuf_version.bzl
@@ -1,6 +1,6 @@
 """ Contains version numbers to be used in other bzl files """
-PROTOC_VERSION = "28.0-rc-2"
-PROTOBUF_JAVA_VERSION = "4.28.0-RC2"
-PROTOBUF_PYTHON_VERSION = "5.28.0rc2"
-PROTOBUF_PHP_VERSION = "4.28.0RC2"
-PROTOBUF_RUBY_VERSION = "4.28.0.rc.2"
+PROTOC_VERSION = "28.0"
+PROTOBUF_JAVA_VERSION = "4.28.0"
+PROTOBUF_PYTHON_VERSION = "5.28.0"
+PROTOBUF_PHP_VERSION = "4.28.0"
+PROTOBUF_RUBY_VERSION = "4.28.0"
diff --git a/python/google/protobuf/__init__.py b/python/google/protobuf/__init__.py
index 8f7736a..42bcd44 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__ = '5.28.0rc2'
+__version__ = '5.28.0'
diff --git a/python/google/protobuf/runtime_version.py b/python/google/protobuf/runtime_version.py
index aab0492..d8325fb 100644
--- a/python/google/protobuf/runtime_version.py
+++ b/python/google/protobuf/runtime_version.py
@@ -30,7 +30,7 @@
 OSS_MAJOR = 5
 OSS_MINOR = 28
 OSS_PATCH = 0
-OSS_SUFFIX = '-rc2'
+OSS_SUFFIX = '-dev'
 
 DOMAIN = OSS_DOMAIN
 MAJOR = OSS_MAJOR
diff --git a/ruby/google-protobuf.gemspec b/ruby/google-protobuf.gemspec
index 0c5225a..3a0b621 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     = "4.28.0.rc.2"
+  s.version     = "4.28.0"
   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 7709587..20bffea 100644
--- a/ruby/pom.xml
+++ b/ruby/pom.xml
@@ -9,7 +9,7 @@
 
     <groupId>com.google.protobuf.jruby</groupId>
     <artifactId>protobuf-jruby</artifactId>
-    <version>4.28.0-RC2</version>
+    <version>4.28.0</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>4.28.0-RC2</version>
+          <version>4.28.0</version>
         </dependency>
         <dependency>
             <groupId>org.jruby</groupId>
diff --git a/src/google/protobuf/any.pb.cc b/src/google/protobuf/any.pb.cc
index 02e61e6..452c367 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/any.pb.h"
 
diff --git a/src/google/protobuf/any.pb.h b/src/google/protobuf/any.pb.h
index 197c81b..9dc72a0 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fany_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fany_2eproto_2epb_2eh
diff --git a/src/google/protobuf/api.pb.cc b/src/google/protobuf/api.pb.cc
index c4f5815..0d35398 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/api.pb.h"
 
diff --git a/src/google/protobuf/api.pb.h b/src/google/protobuf/api.pb.h
index 35a3399..afa747e 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fapi_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fapi_2eproto_2epb_2eh
diff --git a/src/google/protobuf/compiler/java/java_features.pb.cc b/src/google/protobuf/compiler/java/java_features.pb.cc
index 8eff2c6..b292f00 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #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 3a68ed1..50bc2ac 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh
diff --git a/src/google/protobuf/compiler/plugin.pb.cc b/src/google/protobuf/compiler/plugin.pb.cc
index eaf8684..3320a3b 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #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 39957f6..3ffa5ff 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fplugin_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fplugin_2eproto_2epb_2eh
diff --git a/src/google/protobuf/compiler/versions.h b/src/google/protobuf/compiler/versions.h
index 3002433..dfa543d 100644
--- a/src/google/protobuf/compiler/versions.h
+++ b/src/google/protobuf/compiler/versions.h
@@ -53,9 +53,9 @@
 //
 // Please avoid changing them manually, as they should be updated automatically
 // by Protobuf release process.
-#define PROTOBUF_CPP_VERSION_STRING "5.28.0-rc2"
-#define PROTOBUF_JAVA_VERSION_STRING "4.28.0-rc2"
-#define PROTOBUF_PYTHON_VERSION_STRING "5.28.0-rc2"
+#define PROTOBUF_CPP_VERSION_STRING "5.28.0-dev"
+#define PROTOBUF_JAVA_VERSION_STRING "4.28.0-dev"
+#define PROTOBUF_PYTHON_VERSION_STRING "5.28.0-dev"
 
 
 namespace google {
diff --git a/src/google/protobuf/cpp_features.pb.cc b/src/google/protobuf/cpp_features.pb.cc
index 29c85ad..037da6b 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #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 3322066..180a90d 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcpp_5ffeatures_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcpp_5ffeatures_2eproto_2epb_2eh
diff --git a/src/google/protobuf/descriptor.pb.cc b/src/google/protobuf/descriptor.pb.cc
index ac224a3..d934fd2 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/descriptor.pb.h"
 
diff --git a/src/google/protobuf/descriptor.pb.h b/src/google/protobuf/descriptor.pb.h
index 3e30d96..3c00710 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fdescriptor_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fdescriptor_2eproto_2epb_2eh
diff --git a/src/google/protobuf/duration.pb.cc b/src/google/protobuf/duration.pb.cc
index bbc919f..db186b2 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/duration.pb.h"
 
diff --git a/src/google/protobuf/duration.pb.h b/src/google/protobuf/duration.pb.h
index be5e134..569c9d8 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fduration_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fduration_2eproto_2epb_2eh
diff --git a/src/google/protobuf/empty.pb.cc b/src/google/protobuf/empty.pb.cc
index a471148..2331e41 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/empty.pb.h"
 
diff --git a/src/google/protobuf/empty.pb.h b/src/google/protobuf/empty.pb.h
index eb80f6d..9a6f767 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fempty_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fempty_2eproto_2epb_2eh
diff --git a/src/google/protobuf/field_mask.pb.cc b/src/google/protobuf/field_mask.pb.cc
index 076018d..4ed647c 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #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 d456f0c..41fbf7a 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2ffield_5fmask_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2ffield_5fmask_2eproto_2epb_2eh
diff --git a/src/google/protobuf/runtime_version.h b/src/google/protobuf/runtime_version.h
index 40d8753..9244839 100644
--- a/src/google/protobuf/runtime_version.h
+++ b/src/google/protobuf/runtime_version.h
@@ -19,7 +19,7 @@
 
 // The OSS versions are not stripped to avoid merging conflicts.
 #define PROTOBUF_OSS_VERSION 5028000
-#define PROTOBUF_OSS_VERSION_SUFFIX "-rc2"
+#define PROTOBUF_OSS_VERSION_SUFFIX "-dev"
 
 #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 bae19e8..0a0d49c 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #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 199708f..65e7c9c 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fsource_5fcontext_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fsource_5fcontext_2eproto_2epb_2eh
diff --git a/src/google/protobuf/struct.pb.cc b/src/google/protobuf/struct.pb.cc
index f9a87e5..ec724a2 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/struct.pb.h"
 
diff --git a/src/google/protobuf/struct.pb.h b/src/google/protobuf/struct.pb.h
index bb18b57..5906ab8 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fstruct_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fstruct_2eproto_2epb_2eh
diff --git a/src/google/protobuf/stubs/common.h b/src/google/protobuf/stubs/common.h
index eee270b..637b889 100644
--- a/src/google/protobuf/stubs/common.h
+++ b/src/google/protobuf/stubs/common.h
@@ -48,7 +48,7 @@
 #define GOOGLE_PROTOBUF_VERSION 5028000
 
 // A suffix string for alpha, beta or rc releases. Empty for stable releases.
-#define GOOGLE_PROTOBUF_VERSION_SUFFIX "-rc2"
+#define GOOGLE_PROTOBUF_VERSION_SUFFIX "-dev"
 
 // 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 8868db9..df90f6b 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/timestamp.pb.h"
 
diff --git a/src/google/protobuf/timestamp.pb.h b/src/google/protobuf/timestamp.pb.h
index 0899c1d..fc33f27 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2ftimestamp_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2ftimestamp_2eproto_2epb_2eh
diff --git a/src/google/protobuf/type.pb.cc b/src/google/protobuf/type.pb.cc
index 681f36f..fd91b84 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/type.pb.h"
 
diff --git a/src/google/protobuf/type.pb.h b/src/google/protobuf/type.pb.h
index f75edbd..49179c9 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2ftype_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2ftype_2eproto_2epb_2eh
diff --git a/src/google/protobuf/wrappers.pb.cc b/src/google/protobuf/wrappers.pb.cc
index b75b3e5..106aa16 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #include "google/protobuf/wrappers.pb.h"
 
diff --git a/src/google/protobuf/wrappers.pb.h b/src/google/protobuf/wrappers.pb.h
index 0ea331d..2b03bb8 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: 5.28.0-rc2
+// Protobuf C++ Version: 5.28.0-dev
 
 #ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fwrappers_2eproto_2epb_2eh
 #define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fwrappers_2eproto_2epb_2eh
diff --git a/version.json b/version.json
index c6614fb..78cf12f 100644
--- a/version.json
+++ b/version.json
@@ -1,17 +1,17 @@
 {
     "28.x": {
-        "protoc_version": "28.0-rc2",
+        "protoc_version": "28.0-dev",
         "lts": false,
         "date": "2024-08-07",
         "languages": {
-            "cpp": "5.28.0-rc2",
-            "csharp": "3.28.0-rc2",
-            "java": "4.28.0-rc2",
-            "javascript": "3.28.0-rc2",
-            "objectivec": "3.28.0-rc2",
-            "php": "4.28.0-rc2",
-            "python": "5.28.0-rc2",
-            "ruby": "4.28.0-rc2"
+            "cpp": "5.28.0-dev",
+            "csharp": "3.28.0-dev",
+            "java": "4.28.0-dev",
+            "javascript": "3.28.0-dev",
+            "objectivec": "3.28.0-dev",
+            "php": "4.28.0-dev",
+            "python": "5.28.0-dev",
+            "ruby": "4.28.0-dev"
         }
     }
 }
\ No newline at end of file