diff --git a/.github/workflows/check-prdoc.yml b/.github/workflows/check-prdoc.yml
index e677ded8d6cc048ef9817af3677f35114f1aeba2..219952fdbfbacdd88df821e739fc351854cbe653 100644
--- a/.github/workflows/check-prdoc.yml
+++ b/.github/workflows/check-prdoc.yml
@@ -47,5 +47,5 @@ jobs:
       - name: PRdoc check for PR#${{ github.event.pull_request.number }}
         if: ${{ !contains(steps.get-labels.outputs.labels, 'R0') }}
         run: |
-          echo "Checking for PR#$GITHUB_PR in $MOUNT"
-          $ENGINE run --rm -v $PWD/prdoc:/doc $IMAGE check -n 1408
+          echo "Checking for PR#${GITHUB_PR} in $MOUNT"
+          $ENGINE run --rm -v $PWD/prdoc:/doc $IMAGE check -n ${GITHUB_PR}