diff --git a/property_change_listener.hpp b/property_change_listener.hpp
index d34fcf0..6439d3e 100644
--- a/property_change_listener.hpp
+++ b/property_change_listener.hpp
@@ -11,8 +11,7 @@
 {
   public:
     virtual ~PropertyChangeListner()
-    {
-    }
+    {}
 
     /** @brief Notified on time mode is changed */
     virtual void onModeChanged(Mode mode) = 0;