Update 'README.md'

README.md

@@ -20,7 +20,7 @@ e.g:
 `dedaemon ~/.config/dedaemon.hcnf`
 
 You probably want to run that on startup. If you're running i3wm, that means
-adding `exec --no-startup-id dedaemon stop; dedaemon~/.config/dedaemon.hcnf` to
+adding `exec --no-startup-id dedaemon stop; dedaemon ~/.config/dedaemon.hcnf` to
 `~/.i3/config`. This first stop any running instance of dedaemon, then runs a
 new one.