diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 456f9c64..1269f909 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.6.0-beta02"
+  ".": "4.6.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 848b140e..dd2aee4a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [4.6.0](https://github.com/googleapis/gax-dotnet/compare/Google.Api.Gax-4.6.0-beta02...Google.Api.Gax-4.6.0) (2024-02-22)
+
+
+### Features
+
+* Universe domain support for Discovery based libraries. ([b43bae5](https://github.com/googleapis/gax-dotnet/commit/b43bae5dd37cbc86216a5ac08c32595e294c3773))
+
 ## [4.6.0-beta02](https://github.com/googleapis/gax-dotnet/compare/Google.Api.Gax-4.6.0-beta01...Google.Api.Gax-4.6.0-beta02) (2024-02-09)
 
 
diff --git a/ReleaseVersion.xml b/ReleaseVersion.xml
index db583c1d..c079797c 100644
--- a/ReleaseVersion.xml
+++ b/ReleaseVersion.xml
@@ -5,6 +5,6 @@
     - divergent versions, but for the moment this keeps things simpler.
     -->
   <PropertyGroup>
-    <Version>4.6.0-beta02</Version>
+    <Version>4.6.0</Version>
   </PropertyGroup>
 </Project>