diff --git a/.github/workflows/deploy-designer.yaml b/.github/workflows/deploy-designer.yaml
index db5805914ad..addd5edef9c 100644
--- a/.github/workflows/deploy-designer.yaml
+++ b/.github/workflows/deploy-designer.yaml
@@ -47,7 +47,7 @@ jobs:
           if [ "${{ github.ref }}" == "refs/heads/main" ]; then
             echo "tag=${{ needs.get-short-sha.outputs.short-sha }}" >> $GITHUB_OUTPUT
           else
-            sanitized_branch_name=$(echo "${{ github.ref_name }}" | tr -d '()' | tr '/' '-')
+            sanitized_branch_name=$(echo "${{ github.ref_name }}" | tr -d '()' | tr '/' '-' | tr '_' '-')
             echo "tag=${sanitized_branch_name}-${{ needs.get-short-sha.outputs.short-sha }}" >> $GITHUB_OUTPUT
           fi