diff --git a/.drone.yml b/.drone.yml
index 5b3a6e7..88c7514 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -28,7 +28,7 @@ steps:
       - name: dockersock
         path: /var/run/docker.sock
     commands:
-      - sh -c 'docker build -t xena/tulpanomicon:$(date +%m%d%Y%H%M)-$(git describe --tags) .'
+      - sh -c 'docker build -t xena/tulpanomicon:$DRONE_COMMIT .'
 
 volumes:
   - name: book