diff --git a/.github/workflows/daily.yml b/.github/workflows/daily.yml
index f67540b1c..85ee899ba 100644
--- a/.github/workflows/daily.yml
+++ b/.github/workflows/daily.yml
@@ -1,6 +1,10 @@
 name: Daily
 
 on:
+  pull_request:
+    branches:
+      # any PR to a release branch.
+      - '[0-9].[0-9]'
   schedule:
     - cron: '0 0 * * *'
   workflow_dispatch:
diff --git a/.github/workflows/external.yml b/.github/workflows/external.yml
index 0113858fe..8c35d5c88 100644
--- a/.github/workflows/external.yml
+++ b/.github/workflows/external.yml
@@ -1,10 +1,10 @@
 name: External Server Tests
 
 on:
-    pull_request:
-    push:
-    schedule:
-    - cron: '* * * * *'
+  pull_request:
+  push:
+  schedule:
+    - cron: '0 0 * * *'
 
 jobs:
   test-external-standalone: