diff --git a/docs/latex/wx/manual.tex b/docs/latex/wx/manual.tex
index e741421724..45769b0ad0 100644
--- a/docs/latex/wx/manual.tex
+++ b/docs/latex/wx/manual.tex
@@ -654,7 +654,7 @@ That's all there is to it!
 
 \input body.tex
 \input classes.tex
-\input functions.tex
+\input function.tex
 \input constant.tex
 \input category.tex
 \input topics.tex