diff --git a/.woodpecker.yaml b/.woodpecker.yaml
index 2853b16..f9de4ec 100644
--- a/.woodpecker.yaml
+++ b/.woodpecker.yaml
@@ -10,4 +10,7 @@ steps:
     repo: containers.zipek.cz/kamen/graphicek
     tags: latest
     cache_to: "containers.zipek.cz/kamen/graphicek-build-cache:latest"
-    cache_from: "containers.zipek.cz/kamen/graphicek-build-cache:latest"
\ No newline at end of file
+    cache_from: "containers.zipek.cz/kamen/graphicek-build-cache:latest"
+  when:
+    - event: push
+      branch: master
\ No newline at end of file