diff --git a/README.md b/README.md
index b5c457b..4ebf7d1 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ However we are going to modify this so it runs under the group "no-internet" any
 
 This may be achieved by changing the line like so:
 ```
-Exec=/usr/bin/sg no-internet /usr/bin/lutris
+Exec=/usr/bin/sg no-internet -c /usr/bin/lutris
 ```
 Note: your binaries may be located in a different place type "which [program_name]" to find their path