diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index eb7efe5e94..1e540a8f97 100644
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -2435,7 +2435,7 @@ checkbox which is shown in the tips dialog.}
 
 \func{int}{wxFinite}{\param{double }{x}}
 
-Returns a non-zero value if {\it x} is neither infinite or NaN (not a number),
+Returns a non-zero value if {\it x} is neither infinite nor NaN (not a number),
 returns 0 otherwise.