diff --git a/.bash_extra b/.bash_extra
index db4a369..67b7103 100644
--- a/.bash_extra
+++ b/.bash_extra
@@ -152,7 +152,7 @@ function ssh {
   fi
 	command ssh "$@"
   if [ -n "${TMUX}" ]; then
-    tmux rename-window "`hostname -f`"
+    tmux rename-window "$(hostname -f)"
   fi
 }
 function gcm {