diff --git a/.github/workflows/build-notify.yml b/.github/workflows/build-notify.yml
index e08f11cb..8b2bf465 100644
--- a/.github/workflows/build-notify.yml
+++ b/.github/workflows/build-notify.yml
@@ -12,6 +12,7 @@ on:
 jobs:
   notify:
     if: >
+      github.event.workflow_run.head_repository.full_name == github.repository &&
       github.event.workflow_run.conclusion == 'failure' &&
       (
         github.event.workflow_run.name != 'CI' ||