diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index be96d0a..d39ad96 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -12,13 +12,8 @@
 name: "CodeQL"
 
 on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    # The branches below must be a subset of the branches above
-    branches: [ "master" ]
   schedule:
-    - cron: '27 8 * * 2'
+    - cron: '00 04 * * 1-6'
 
 jobs:
   analyze: