diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index 111d947640..d3fc1c023d 100644
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -2721,7 +2721,7 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
         int border = 0;
         int bottom_border = 0;
 
-#ifndef __WXGTK__
+#ifndef __WXGTK20__
         if (GTK_WIDGET_CAN_DEFAULT(m_widget))
         {
             /* the default button has a border around it */
diff --git a/src/gtk1/window.cpp b/src/gtk1/window.cpp
index 111d947640..d3fc1c023d 100644
--- a/src/gtk1/window.cpp
+++ b/src/gtk1/window.cpp
@@ -2721,7 +2721,7 @@ void wxWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags
         int border = 0;
         int bottom_border = 0;
 
-#ifndef __WXGTK__
+#ifndef __WXGTK20__
         if (GTK_WIDGET_CAN_DEFAULT(m_widget))
         {
             /* the default button has a border around it */