diff --git a/app/app b/app/app
index b81a124..d8d807b 100755
--- a/app/app
+++ b/app/app
@@ -10,9 +10,11 @@ mkdir -p "/run/$APP_NAME"
 exec 100>"/run/$APP_NAME/lock"
 set +e
 while true; do
+	source "$APP_DIR/cmd/trap"
 	if flock -e -n 100; then
 		break
 	fi
+	source "$APP_DIR/cmd/untrap"
 	sleep 1
 done
 
diff --git a/app/cmd/untrap b/app/cmd/untrap
new file mode 100644
index 0000000..4788833
--- /dev/null
+++ b/app/cmd/untrap
@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+trap - SIGINT SIGTERM SIGQUIT SIGHUP