--- a/docs/obs-terms.rst	Wed Sep 12 18:11:23 2012 -0400
+++ b/docs/obs-terms.rst	Fri Sep 14 10:35:21 2012 -0400
@@ -84,7 +84,7 @@
 |                     |                          | *obsolete* with at least    |
 |                     |                          | one non-obsolete descendant |
 |                     |                          |                             |
-|                     |                          | Thoses descendants prevent  |
+|                     |                          | Those descendants prevent   |
 |                     |                          | properties of extinct       |
 |                     |                          | changesets to apply. But    |
 |                     |                          | they will refuse to be      |