diff --git a/lib/doc/Intro.lyx b/lib/doc/Intro.lyx
index 1367554b4e..70721bf028 100644
--- a/lib/doc/Intro.lyx
+++ b/lib/doc/Intro.lyx
@@ -959,7 +959,7 @@ chp:Contrib
 \end_inset
 
 .
- You can go to the section the referred to by clicking the button labeled
+ You can go to the section referred to by clicking the button labeled
  "Go to reference".
  Going back to where you came from is just as easy.
  Clicking on