diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4049fa59..c8e1226c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,3 @@
 # CHANGELOG
 
-Lib version: 1.13.0-SNAPSHOT-251230132615
+Lib version: 1.12.2
diff --git a/pubspec.yaml b/pubspec.yaml
index 66258e6a..67bd9b40 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: dart_core_sdk
 description: dart libs from core model proto files
-version: 1.13.0-SNAPSHOT-251230132615
+version: 1.12.2
 homepage: ''
 publish_to: ''
 repository: ''