diff --git a/include/wx/gtk/scrolwin.h b/include/wx/gtk/scrolwin.h
index 3023df7fc4..ecbe811f13 100644
--- a/include/wx/gtk/scrolwin.h
+++ b/include/wx/gtk/scrolwin.h
@@ -185,7 +185,7 @@ protected:
 
 private:
     DECLARE_EVENT_TABLE()
-    DECLARE_ABSTRACT_CLASS(wxScrolledWindow)
+    DECLARE_DYNAMIC_CLASS(wxScrolledWindow)
 };
 
 #endif
diff --git a/include/wx/gtk1/scrolwin.h b/include/wx/gtk1/scrolwin.h
index 3023df7fc4..ecbe811f13 100644
--- a/include/wx/gtk1/scrolwin.h
+++ b/include/wx/gtk1/scrolwin.h
@@ -185,7 +185,7 @@ protected:
 
 private:
     DECLARE_EVENT_TABLE()
-    DECLARE_ABSTRACT_CLASS(wxScrolledWindow)
+    DECLARE_DYNAMIC_CLASS(wxScrolledWindow)
 };
 
 #endif