diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index edb8fa6..aab60de 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,6 +11,14 @@ on:
       - 'CMakeLists.txt'
       - '.github/workflows/build.yml'
   pull_request:
+    paths:
+        - 'src/**'
+        - 'docs/**'
+        - 'patches/**'
+        - 'include/**'
+        - 'Makefile'
+        - 'CMakeLists.txt'
+        - '.github/workflows/build.yml'
   workflow_dispatch:
 
 jobs: