diff --git a/.github/workflows/ct.yml b/.github/workflows/ct.yml
index f7b55c3..b1cfd34 100644
--- a/.github/workflows/ct.yml
+++ b/.github/workflows/ct.yml
@@ -1,12 +1,7 @@
 name: 'Continuous Testing'
 
 on:
-  push:
-    branches:
-      - master
-  pull_request:
-    branches:
-      - master
+  workflow_call:
 
 permissions:
   checks: write