diff --git a/src/gtk/window.cpp b/src/gtk/window.cpp
index 33aa52e10a..28d8173c4c 100644
--- a/src/gtk/window.cpp
+++ b/src/gtk/window.cpp
@@ -230,9 +230,7 @@ gdk_window_warp_pointer (GdkWindow      *window,
 //-----------------------------------------------------------------------------
 
 // returns the child of win which currently has focus or NULL if not found
-//
-// Note: can't be static, needed by textctrl.cpp.
-wxWindow *wxFindFocusedChild(wxWindowGTK *win)
+static wxWindow *wxFindFocusedChild(wxWindowGTK *win)
 {
     wxWindow *winFocus = wxWindowGTK::FindFocus();
     if ( !winFocus )