diff --git a/lang/en_utf8/help/glossary/mainglossary.html b/lang/en_utf8/help/glossary/mainglossary.html
index ef3198edc81..f7ed7347313 100644
--- a/lang/en_utf8/help/glossary/mainglossary.html
+++ b/lang/en_utf8/help/glossary/mainglossary.html
@@ -1,7 +1,11 @@
 <h1>Defining the main glossary of the course</h1>
 
-<p>The glossary system allows you to export entries from any secondary glossary to the main one of the course.</p>
+<p>The glossary system allows you to export entries from any secondary glossary
+to the main one of the course. In order to do this, you need to identify one
+glossary as the main one.</p>
 
-<p>In order to do this, you should specify which glossary is the main one.</p>
+<p>Note: You can only have one main glossary per course.</p>
 
-<p>Note: You can only have one main glossary per course and only teachers are allowed to update it.</p>
+<p>Before Moodle 1.7, only Teachers could edit the main glossary. In Moodle 
+1.7 and later, if you wish to control who can edit any glossary (including
+the main one) you need to use the Override roles interface.</p>