diff --git a/README.md b/README.md
index ec92d82..63b05fa 100644
--- a/README.md
+++ b/README.md
@@ -3,8 +3,6 @@
 This subrepository holds the source for the Go playground:
 https://play.golang.org/
 
-To submit changes to this repository, see http://golang.org/doc/contribute.html.
-
 ## Building
 
 ```
@@ -15,9 +13,9 @@
 ## Running
 
 ```
-docker run --rm -d -p 8080:8080 playground
-# run go some code
-cat /path/to/code.go | go run client.go | curl --data @- localhost:8080/compile
+docker run --name=play --rm -d -p 8080:8080 playground
+# run some Go code
+cat /path/to/code.go | go run client.go | curl -s --upload-file - localhost:8080/compile
 ```
 
 # Deployment
@@ -28,4 +26,5 @@
 
 # Contributing
 
-To submit changes to this repository, see http://golang.org/doc/contribute.html.
\ No newline at end of file
+To submit changes to this repository, see
+https://golang.org/doc/contribute.html.