diff --git a/.github/workflows/linters.yaml b/.github/workflows/linters.yaml
index 92ba6d3..7841342 100644
--- a/.github/workflows/linters.yaml
+++ b/.github/workflows/linters.yaml
@@ -2,7 +2,9 @@ name: Linters
 
 on:
   pull_request:
-
+    branches:
+      - master
+      - release_*
   push:
     branches:
       - master
diff --git a/.github/workflows/unittests.yaml b/.github/workflows/unittests.yaml
index 990304f..b9cc385 100644
--- a/.github/workflows/unittests.yaml
+++ b/.github/workflows/unittests.yaml
@@ -2,12 +2,18 @@ name: Unittests
 
 on:
   pull_request:
-
+    branches:
+      - master
+      - release_*
+    paths:
+      - '**.py'
   push:
     branches:
       - master
       - release_*
-
+    paths:
+      - '**.py'
+      
 jobs:
   test:
     name: Python ${{ matrix.os.python }} tests on ${{ matrix.os.name }}-${{ matrix.os.version }}