diff --git a/docs/latex/wx/stdbtnsz.tex b/docs/latex/wx/stdbtnsz.tex
index 557dc543ff..cd804ce2de 100644
--- a/docs/latex/wx/stdbtnsz.tex
+++ b/docs/latex/wx/stdbtnsz.tex
@@ -40,6 +40,7 @@ Adds a button to the wxStdDialogButtonSizer. The button must have one of the fol
 	\item wxID_NO
 	\item wxID_CANCEL
 	\item wxID_HELP
+	\item wxID_CONTEXT_HELP
 \end{itemize}
 
 \membersection{wxStdDialogButtonSizer::Finalise}\label{wxstddialogbuttonsizerfinalise}
diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 27b781cf16..47a2fa90dc 100644
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -1699,6 +1699,7 @@ void wxStdDialogButtonSizer::AddButton(wxButton *mybutton)
             m_buttonCancel = mybutton;
             break;
         case wxID_HELP:
+		case wxID_CONTEXT_HELP:
             m_buttonHelp = mybutton;
             break;
         default: