diff --git a/Keyboard-mappings.md b/Keyboard-mappings.md
index 6d33e5f..1330025 100644
--- a/Keyboard-mappings.md
+++ b/Keyboard-mappings.md
@@ -237,6 +237,6 @@ shell:
 
 If you want to achieve `SpawnNewInstance` functionality when using tmux as shell, try adding the following binding to your tmux configuration file (e.g. `~/.tmux.conf`):
 ```
-bind -n C run-shell 'alacritty --working-directory #{pane_current_path} -e tmux'
+bind -n C run-shell -b 'alacritty --working-directory #{pane_current_path} -e tmux'
 ```
 Test with "C", change with your desired key combinations.
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