diff --git a/src/gtk/win_gtk.cpp b/src/gtk/win_gtk.cpp
index c384a70b49..de2354d2b6 100644
--- a/src/gtk/win_gtk.cpp
+++ b/src/gtk/win_gtk.cpp
@@ -303,7 +303,7 @@ GtkWidget* wxPizza::New(long windowStyle)
     pizza->m_scroll_y = 0;
     pizza->m_is_scrollable = (windowStyle & (wxHSCROLL | wxVSCROLL)) != 0;
     pizza->m_border_style =
-      int(windowStyle & wxBORDER_MASK);
+        int(windowStyle & (wxBORDER_SIMPLE | wxBORDER_RAISED | wxBORDER_SUNKEN | wxBORDER_THEME));
     gtk_fixed_set_has_window(GTK_FIXED(widget), true);
     gtk_widget_add_events(widget,
         GDK_EXPOSURE_MASK |