diff --git a/Dockerfile b/Dockerfile
index fbfd507..f520f68 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,4 +13,4 @@ RUN go get -v golang.org/x/tools/cmd/vet github.com/88250/ide_stub github.com/ns
 WORKDIR /wide/gogogo/src/github.com/b3log/wide
 RUN go get -v && go build -v
 
-EXPOSE 7070
\ No newline at end of file
+EXPOSE 7070