diff --git a/.github/workflows/tidy-post.yml b/.github/workflows/tidy-post.yml
index 03652760c..a58da0cd6 100644
--- a/.github/workflows/tidy-post.yml
+++ b/.github/workflows/tidy-post.yml
@@ -1,7 +1,7 @@
 name: clang-tidy review post comments
 
 on:
-  workflow_dispatch:
+  workflow_run:
     workflows: ["clang-tidy-review"]
     types:
       - completed