diff --git a/docs/latex/wx/stopwtch.tex b/docs/latex/wx/stopwtch.tex
index f80cf86175..95c370082b 100644
--- a/docs/latex/wx/stopwtch.tex
+++ b/docs/latex/wx/stopwtch.tex
@@ -17,7 +17,7 @@ use it to measure the time elapsed by some function:
 
 \wxheading{Include files}
 
-<wx/timer.h>
+<wx/stopwatch.h>
 
 \wxheading{See also}