diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index fae00d9f2d..a55b29525a 100644
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -118,7 +118,7 @@ Returns TRUE if the directory exists.
 
 \membersection{::wxDos2UnixFilename}
 
-\func{void}{Dos2UnixFilename}{\param{const wxString\& }{s}}
+\func{void}{wxDos2UnixFilename}{\param{wxChar *}{s}}
 
 Converts a DOS to a Unix filename by replacing backslashes with forward
 slashes.