README.md

@@ -21,7 +21,7 @@ cd ~/ros_ws
 colcon build
 ```
 
-(4) Tell rqt to find our plugins (may have to do this if you create a new plugin, but otherwise should only need to do it once):
+(4) Tell rqt to find our plugins (if rqt doesn't seem to be finding updated plugin code, try running this again):
 
 ```
 rqt --force-discover