diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 1e631e6336..2f31e4997b 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -215,7 +215,7 @@ jobs:
     needs: [generate-affected-matrix]
     steps:
       - name: Call unit tests workflow
-        uses: ./.github/workflows/running-unit-test.yml
+        uses: ./.github/workflows/running-unit-test.yml@v1
         with:
           matrix: ${{ needs.generate-affected-matrix.outputs.matrix }}