diff --git a/Dockrfile-cn b/Dockerfile-cn
similarity index 100%
rename from Dockrfile-cn
rename to Dockerfile-cn
diff --git a/readme.md b/readme.md
index c113cf8..76e2d2e 100644
--- a/readme.md
+++ b/readme.md
@@ -17,7 +17,7 @@ git clone https://git.sre.ink/go/niupicUpload.git
 cd niupicUpload
 make build-linux-amd64
 docker build -f Dockerfile-cn -t sre/niupicupload:amd64 .
-docker run --name niupicupload --restart always  --p 127.0.0.1:8081:8080 -d sre/niupicupload:amd64
+docker run --name niupicupload --restart always  -p 127.0.0.1:8081:8080 -d sre/niupicupload:amd64
 ```