diff --git a/src/stc/stc.cpp b/src/stc/stc.cpp
index 82afd02d97..03d61dca2c 100644
--- a/src/stc/stc.cpp
+++ b/src/stc/stc.cpp
@@ -4903,7 +4903,9 @@ void wxStyledTextCtrl::OnSize(wxSizeEvent& WXUNUSED(evt)) {
     if (m_swx) {
         wxSize sz = GetClientSize();
         m_swx->DoSize(sz.x, sz.y);
+#if defined(__WXX11__)
         PositionScrollbars();
+#endif
     }
 }