diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 34f39dd..6b47ae2 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -3,6 +3,8 @@ name: qc
 on:
   workflow_dispatch:
   push:
+    paths:
+      - '**.py'
 
 jobs:
   analyse: