diff --git a/.github/workflows/flake8.yml b/.github/workflows/flake8.yml
index 25dabb3..e06e791 100644
--- a/.github/workflows/flake8.yml
+++ b/.github/workflows/flake8.yml
@@ -1,6 +1,12 @@
 name: Check Code Style
 
-on: [push, pull_request]
+on: 
+  push:
+    branches:
+    - master
+  pull_request:
+    branches:
+    - master
 
 jobs:
   lint:
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 3ece3e3..62477ae 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -2,7 +2,13 @@ name: Unit Tests
 
 on:
   push:
+    branches:
+    - master
   pull_request:
+    branches:
+    - master
+  schedule:
+    - cron: '00 4 * * *'  # daily at 4AM
 
 jobs:
   build: