diff --git a/libs/gtkmm2ext/stateful_button.cc b/libs/gtkmm2ext/stateful_button.cc
index 949cae958b..580e0deb1c 100644
--- a/libs/gtkmm2ext/stateful_button.cc
+++ b/libs/gtkmm2ext/stateful_button.cc
@@ -29,10 +29,9 @@ using namespace Glib;
 using namespace Gtkmm2ext;
 using namespace std;
 
-StateButton::StateButton ()
+StateButton::StateButton () : visual_state (0), _self_managed (false), _is_realized (false)
 {
-	_is_realized = false;
-	visual_state = 0;
+  
 }
 
 void