diff --git a/Dockerfile b/Dockerfile
index 77aaae1..5e5bede 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ RUN addgroup \
     --gecos '' \
     --shell /bin/bash \
     --uid 1000 \
-    --group gitea \
+    --gid 1000 \
     gitea
 
 # upgrade git to v2.33.0