diff --git a/README.md b/README.md
index c5528bf..93a0945 100644
--- a/README.md
+++ b/README.md
@@ -655,12 +655,12 @@ defaults write com.apple.QuickTimePlayerX MGPlayMovieOnOpen 1
 
 #### Disable Bonjour
 ```bash
-defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array-add "-NoMulticastAdvertisements"
+sudo defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array-add "-NoMulticastAdvertisements"
 ```
 
 #### Enable Bonjour
 ```bash
-defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array "/usr/sbin/mDNSResponder" "-launchd"
+sudo defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array "/usr/sbin/mDNSResponder" "-launchd"
 ```
 
 ### DHCP