diff --git a/.github/workflows/on-pr.yml b/.github/workflows/on-pr.yml
index a8e367f..f3254a0 100644
--- a/.github/workflows/on-pr.yml
+++ b/.github/workflows/on-pr.yml
@@ -29,6 +29,7 @@ on:
 
 jobs:
   trigger-tests:
+    if: github.event_name != 'schedule'
     uses: ./.github/workflows/generic-testing.yml
     with:
       stack-orchestrator-ref: ${{ github.event.inputs.stack-orchestrator-ref }}