diff --git a/.drone.yml b/.drone.yml
index d3ee513..2957402 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -12,6 +12,6 @@ steps:
       from_secret: docker_password
     tags:
       - ${DRONE_COMMIT_SHA}
-      - ${DRONE_BRANCH}
+      - ${DRONE_BRANCH/\//-}