diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 92bbaf8a..55494522 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -1,10 +1,12 @@
 name: Nightly
 
 on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
+  #push:
+  #  branches: [ master ]
+  #pull_request:
+  #  branches: [ master ]
+  schedule:
+    - cron:  '0 23 * * *'
 
   workflow_dispatch: