diff --git a/app/Dockerfile.prod b/app/Dockerfile.prod
index fc926b4..42cfb59 100644
--- a/app/Dockerfile.prod
+++ b/app/Dockerfile.prod
@@ -39,7 +39,7 @@ RUN mkdir -p /home/app
 
 # create the app user
 # RUN addgroup --system app && adduser --system --group app
-RUN addgroup --system app && adduser --system app
+RUN addgroup --system app && adduser --system app app
 
 # create the appropriate directories
 ENV HOME=/home/app