diff --git a/include/wx/textentry.h b/include/wx/textentry.h
index 19dd21a83f..cdf6e522a4 100644
--- a/include/wx/textentry.h
+++ b/include/wx/textentry.h
@@ -17,6 +17,7 @@ typedef long wxTextPos;
 
 class WXDLLIMPEXP_FWD_BASE wxArrayString;
 class WXDLLIMPEXP_FWD_CORE wxTextEntryHintData;
+class WXDLLIMPEXP_FWD_CORE wxWindow;
 
 // ----------------------------------------------------------------------------
 // wxTextEntryBase