diff --git a/.github/workflows/5.what-if.yml b/.github/workflows/5.what-if.yml
index 6729bc2..ea2b6d4 100644
--- a/.github/workflows/5.what-if.yml
+++ b/.github/workflows/5.what-if.yml
@@ -1,6 +1,6 @@
 name: bicep what-if
 
-on: push
+on: workflow_dispatch
 
 jobs:
   deploy: