diff --git a/Dockerfile b/Dockerfile
index 7e463860f..8cbe2c126 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -48,8 +48,8 @@ RUN yarn workspaces focus --all --production && \
 FROM node:${NODE_VERSION}
 
 # Use those args to specify your own version flags & suffixes
-ARG MASTODON_VERSION_PRERELEASE=""
-ARG MASTODON_VERSION_METADATA="bark"
+ARG MASTODON_VERSION_PRERELEASE="bark"
+ARG MASTODON_VERSION_METADATA="dev"
 
 ARG UID="991"
 ARG GID="991"