diff --git a/contrib/docker/Dockerfile b/contrib/docker/Dockerfile
index a241906b..9b6647b5 100644
--- a/contrib/docker/Dockerfile
+++ b/contrib/docker/Dockerfile
@@ -29,7 +29,7 @@ RUN mkdir /tmp/ec &&\
     mv bin/ec-linux-amd64 /usr/local/bin/editorconfig-checker &&\
     rm -rf /tmp/ec
 
-RUN useradd -d /gluon gluon
+RUN useradd -m -d /gluon gluon
 USER gluon
 
 VOLUME /gluon