diff --git a/.github/workflows/pipeline.yml b/.github/workflows/pipeline.yml
index 7c978f50..337ec60c 100644
--- a/.github/workflows/pipeline.yml
+++ b/.github/workflows/pipeline.yml
@@ -1,6 +1,11 @@
 name: Pipeline
 
-on: [ push ]
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    paths-ignore:
+    - '**.md'
 
 env:
   CI: true