diff --git a/docs/latex/wx/timer.tex b/docs/latex/wx/timer.tex
index fc32e41259..c764bb6b38 100644
--- a/docs/latex/wx/timer.tex
+++ b/docs/latex/wx/timer.tex
@@ -157,6 +157,10 @@ void MyFrame::OnTimer(wxTimerEvent& event)
 
 \end{verbatim}
 
+\wxheading{Derived from}
+
+\helpref{wxEvent}{wxevent}
+
 \wxheading{Include files}
 
 <wx/timer.h>