diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 50ffa4f74..c0c0ee6c2 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -126,7 +126,7 @@ jobs:
           git checkout -b "${VM_GIT_BRANCH_NAME}"
           git add charts/*/CHANGELOG.md
           git add charts/*/README.md
-          git commit -m "Automatic update CHANGELOGs and READMEs"
+          git commit -S -m "Automatic update CHANGELOGs and READMEs"
           git push origin ${VM_GIT_BRANCH_NAME}
           gh pr create -f
           gh pr merge ${VM_GIT_BRANCH_NAME} --auto --squash --delete-branch
diff --git a/.github/workflows/update-docs.yaml b/.github/workflows/update-docs.yaml
index 5e362aa1d..251162dfc 100644
--- a/.github/workflows/update-docs.yaml
+++ b/.github/workflows/update-docs.yaml
@@ -58,7 +58,10 @@ jobs:
           cp -fr ${{ runner.temp }}/charts ./
           git add README.md
           git add charts/*/README.md
-          git commit -m "Synchronize docs"
+          git commit -S -m "Synchronize docs"
           git push origin ${VM_GIT_BRANCH_NAME}
           gh pr create -f
           gh pr merge ${VM_GIT_BRANCH_NAME} --auto --squash --delete-branch
+        env:
+          GH_TOKEN: "${{ secrets.VM_BOT_GH_TOKEN }}"
+          GITHUB_TOKEN: "${{ secrets.VM_BOT_GH_TOKEN }}"
\ No newline at end of file