diff --git a/.drone.yml b/.drone.yml
index 6642bfe..9c37009 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -2,6 +2,10 @@ kind: pipeline
 type: docker
 name: build & publish image
 
+trigger:
+  branch:
+  - master
+
 steps:
 - name: build & publish
   image: plugins/docker