diff --git a/.drone.yml b/.drone.yml
index b34cfe3..63590c4 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -14,3 +14,6 @@ steps:
   - find . -name "*.py" -exec python3 -m mccabe --min 3 '{}' + || if [ $? -eq 1 ]; then echo "you fail"; fi
   - bandit -r .
 
+trigger:
+  branch:
+  - master