diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index 96820137..d6887467 100644
--- a/.github/workflows/version-check.yml
+++ b/.github/workflows/version-check.yml
@@ -7,7 +7,6 @@ on:
       - opened
       - reopened
       - edited
-      - closed
 
 jobs:
   check-version:
@@ -16,25 +15,18 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
 
-      - name: Get default branch
+      - name: Print changed files
         run: |
-          DEFAULT_BRANCH=$(git symbolic-ref refs/remotes/origin/HEAD | sed 's@^refs/remotes/origin/@@')
-          echo "Default branch is: $DEFAULT_BRANCH"
+          echo "Changed files in this pull request:"
+          git show --name-only --pretty="" ${{ github.event.before }} ${{ github.sha }}
 
-      - name: Check version increment
-        run: |
-          # Print the list of all changed files for debugging
-          echo "All changed files in this pull request:"
-          git diff --name-only $DEFAULT_BRANCH HEAD
-      
           # Check if '_config.yml' was modified in this pull request
-          if git diff --name-only $DEFAULT_BRANCH HEAD | grep -q -E '^_config\.yml$'; then
-            # Print the changes in '_config.yml' for debugging
+          if git show --name-only --pretty="" ${{ github.event.before }} ${{ github.sha }} | grep -q -E '^_config\.yml$'; then
             echo "Changes in '_config.yml':"
-            git diff HEAD^..HEAD '_config.yml'
-      
+            git diff ${{ github.event.before }} ${{ github.sha }} '_config.yml'
+
             # Check if the version was incremented
-            if git diff HEAD^..HEAD '_config.yml' | grep -E '^\+[[:space:]]+version:[[:space:]]+[0-9]+\.[0-9]+\.[0-9]+'; then
+            if git diff ${{ github.event.before }} ${{ github.sha }} '_config.yml' | grep -E '^\+[[:space:]]+version:[[:space:]]+[0-9]+\.[0-9]+\.[0-9]+'; then
               echo "Version incremented. Check passed."
             else
               echo "Error: Version in '_config.yml' was not incremented. Please update the version before merging."
@@ -46,5 +38,3 @@ jobs:
           fi
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-
-