diff --git a/docker/Dockerfile b/docker/Dockerfile
index 9e5371eae3bdb34a3cc2e0238bf7e47f65c36e55..4581e984fdd580dfce015ca158daeba63a88d593 100755
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -16,6 +16,7 @@ FROM ubuntu:20.04
 MAINTAINER dongjinguang@huawei.com
 WORKDIR /home/openharmony
 
+
 RUN apt-get update -y \
     && apt-get install curl wget -y \
 	&& apt-get install vim -y \