diff --git a/deploy/dotcom/dev/Dockerfile b/deploy/dotcom/dev/Dockerfile
index e8e501f7dd..2feab98ac8 100644
--- a/deploy/dotcom/dev/Dockerfile
+++ b/deploy/dotcom/dev/Dockerfile
@@ -19,4 +19,4 @@ RUN mix deps.get
 RUN mix deps.compile
 RUN npm install --prefix assets --omit=optional --audit false --fund false --loglevel verbose --ignore-scripts
 
-CMD elixir --sname $SNAME --cookie foobarbaz -S mix phx.server
+CMD mix deps.get && elixir --sname $SNAME --cookie foobarbaz -S mix phx.server