diff --git a/src/power.sh b/src/power.sh
index 9729ca1..2a000e4 100644
--- a/src/power.sh
+++ b/src/power.sh
@@ -17,6 +17,8 @@ _trap() {
   for sig; do
     trap "$func $sig" "$sig"
   done
+
+  return 0
 }
 
 app() {