diff --git a/docs/latex/wx/toolbar.tex b/docs/latex/wx/toolbar.tex
index a4e872e328..5c565091eb 100644
--- a/docs/latex/wx/toolbar.tex
+++ b/docs/latex/wx/toolbar.tex
@@ -303,7 +303,7 @@ Returns the left/right and top/bottom margins, which are also used for inter-too
 
 \membersection{wxToolBar::GetMaxSize}\label{wxtoolbargetmaxsize}
 
-\constfunc{void}{GetMaxSize}{\param{float*}{ w}, \param{float*}{ h}}
+\constfunc{wxSize}{GetMaxSize}{\void}
 
 Gets the maximum size taken up by the tools after layout, including margins.
 This can be used to size a frame around the toolbar window.