diff --git a/bin/omarchy-launch-or-focus-tui b/bin/omarchy-launch-or-focus-tui
index 8c9cdfcc..cbb3bf19 100755
--- a/bin/omarchy-launch-or-focus-tui
+++ b/bin/omarchy-launch-or-focus-tui
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-APP_ID="org.omarchy.$(basename $1)"
+APP_ID="org.omarchy.$(basename "$1")"
 LAUNCH_COMMAND="omarchy-launch-tui $@"
 
 exec omarchy-launch-or-focus "$APP_ID" "$LAUNCH_COMMAND"