diff --git a/CHANGELOG.md b/CHANGELOG.md
index 42f9d3a..344789b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+<a name="v3.12.3"></a>
+### v3.12.3 (2024-06-17)
+
+#### Bug Fixes
+
+* rack 2.x dont load Rack::Handler::WEBrick class to avoid warnings	 ([c5e2311](/../../commit/c5e2311))
+
 <a name="v3.12.2"></a>
 ### v3.12.2 (2024-06-15)
 
diff --git a/lib/pact/mock_service/version.rb b/lib/pact/mock_service/version.rb
index 4962ccd..f8003fc 100644
--- a/lib/pact/mock_service/version.rb
+++ b/lib/pact/mock_service/version.rb
@@ -1,5 +1,5 @@
 module Pact
   module MockService
-    VERSION = "3.12.2"
+    VERSION = "3.12.3"
   end
 end