diff --git a/README.md b/README.md
index 25cbca78..f08ca637 100644
--- a/README.md
+++ b/README.md
@@ -193,7 +193,7 @@ services.n6082.vnc
 ### Note: Clipboard only serves over https . so do following tasks for Clipboard Sync :
 
 Create a pem file `openssl req -x509 -newkey rsa:2048 -keyout self.pem -out self.pem -days 365 -nodes`
-Make sure to add --ssl-only in the end of command `./utils/novnc_proxy  --vnc localhost:5901--ssl-only`
+Make sure to add --ssl-only in the end of command `./utils/novnc_proxy  --vnc localhost:5901 --ssl-only`
 
 ### Integration and Deployment