diff --git a/.github/workflows/create-gh-pages.yml b/.github/workflows/create-gh-pages.yml
index fd586d0..d61328a 100644
--- a/.github/workflows/create-gh-pages.yml
+++ b/.github/workflows/create-gh-pages.yml
@@ -2,7 +2,7 @@ name: create gh pages
 on: 
     push:
         branches:
-        - master
+        - feature/update-changelog-v1.38
 jobs:
   Create-AND-PUBLISH-GH-PAGES:
     runs-on: windows-latest
@@ -10,14 +10,20 @@ jobs:
       - name: Check out repository code
         uses: actions/checkout@v4
 
+      - name: Check out old gh pages
+        uses: actions/checkout@v4
+          with:
+            path: _gh_pages
+            ref: gh-pages
+
       - name: build pages
         run: libs/GitHubPagesGenerator.exe -i "${{ github.workspace }}" -s "${{ github.workspace }}/Sitemap.json" -c "${{ github.workspace }}" -o _gh_pages -t "JSON API Spec-Version 1.38"
       
-      - name: push
+      - name: push gh pages
         uses: s0/git-publish-subdir-action@develop
         env:
           REPO: self
-          BRANCH: gh-pages
+          BRANCH: gh-pages-test
           FOLDER: _gh_pages
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           MESSAGE: "Updated Github pages"
\ No newline at end of file