diff --git a/ci/niv-cron.nix b/ci/niv-cron.nix
index 940447b0..b56446ca 100644
--- a/ci/niv-cron.nix
+++ b/ci/niv-cron.nix
@@ -8,7 +8,15 @@ with lib; {
   gh-actions.env.CACHIX_SIGNING_KEY = "\${{ secrets.CACHIX_SIGNING_KEY }}";
 
   gh-actions = {
-    on = {
+    on = let
+      paths = [ "nix/*" "ci/*" ];
+    in {
+      push = {
+        inherit paths;
+      };
+      pull_request = {
+        inherit paths;
+      };
       schedule = [ {
         cron = "0 */6 * * *";
       } ];