diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 004d5f5..922af3b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,6 +3,10 @@ name: CI
 on:
   pull_request:
     branches: [main]
+    paths:
+      - "**/*.nix"
+      - "flake.lock"
+      - ".github/workflows/ci.yml"
 
 concurrency:
   group: ci-${{ github.ref }}