diff --git a/action.yml b/action.yml
index 2765a1e..ba24b94 100644
--- a/action.yml
+++ b/action.yml
@@ -9,6 +9,9 @@ outputs:
   git_branch_name:
     description: ""
     value: ${{ steps.extract_git_info.outputs.GIT_BRANCH_NAME }}
+  git_branch_formatted:
+    description: "Normalized branch name (xx.xx.xx): true or false"
+    value: ${{ steps.extract_git_info.outputs.GIT_BRANCH_FORMATTED }}
   git_build_type:
     description: ""
     value: ${{ steps.extract_git_info.outputs.GIT_BUILD_TYPE }}
@@ -52,6 +55,7 @@ runs:
 
             # extract branch name as is
             GIT_BRANCH_NAME=$(git branch --show-current)
+            GIT_BRANCH_FORMATTED=$(echo $GIT_BRANCH_NAME | grep -E '^[0-9]{2}\.[0-9]{2}\.[0-9]{1,2}$' | wc -l || echo 0)
           fi
 
           # get tag description
@@ -67,10 +71,12 @@ runs:
           echo "GIT_BUILD_TYPE=$GIT_BUILD_TYPE"
           echo "GIT_BRANCH_NAME=$GIT_BRANCH_NAME"
           echo "GIT_SHA_SHORT=$GIT_SHA_SHORT"
+          echo "GIT_BRANCH_FORMATTED=$GIT_BRANCH_FORMATTED"
           
           # export to GITHUB_OUTPUT
           echo "GIT_BUILD_TYPE=$GIT_BUILD_TYPE" >> $GITHUB_OUTPUT
           echo "GIT_BRANCH_NAME=$GIT_BRANCH_NAME" >> $GITHUB_OUTPUT
           echo "GIT_TAG_DESC=$GIT_TAG_DESC" >> $GITHUB_OUTPUT
           echo "GIT_SHA_SHORT=$GIT_SHA_SHORT" >> $GITHUB_OUTPUT
+          echo "GIT_BRANCH_FORMATTED=$GIT_BRANCH_FORMATTED" >> $GITHUB_OUTPUT