diff --git a/control_tools.cpp b/control_tools.cpp
index 7a8aec0..4eef994 100644
--- a/control_tools.cpp
+++ b/control_tools.cpp
@@ -545,6 +545,8 @@ int daemonize(bool do_commands) {
       break;
     }
   }
+
+  return 0;
 }
 
 } // namespace control_tools