diff --git a/debian/shadowsocks-libev.service b/debian/shadowsocks-libev.service
index 16e0a9e0..5475beff 100644
--- a/debian/shadowsocks-libev.service
+++ b/debian/shadowsocks-libev.service
@@ -16,7 +16,7 @@ After=network.target
 Type=simple
 EnvironmentFile=/etc/default/shadowsocks-libev
 User=root
-Group=$GROUP
+#Group=$GROUP
 LimitNOFILE=$MAXFD
 ExecStart=/usr/bin/ss-server -a $USER -c $CONFFILE $DAEMON_ARGS