diff --git a/docker/Dockerfile b/docker/Dockerfile
index be400142b9..c9bbf99847 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -123,4 +123,3 @@ ENV DORIS_THIRDPARTY /var/local/thirdparty
 WORKDIR /root
 
 CMD ["/bin/bash"]
-~