Punctuation fix.

diff --git a/doc/threads.texi b/doc/threads.texi
index 9138daf5e12082273d00fdc667cc6618c7a6448b..b177d43adbb093ef5b4b9fedd0965a93061a89b5 100644 (file)
--- a/doc/threads.texi
+++ b/doc/threads.texi
@@ -487,7 +487,7 @@ that @var{L} holds, then both @var{M} and @var{L} should be boosted to
 
 You only need to implement priority donation when a thread is waiting
 for a lock held by a lower-priority thread.  You do not need to
-implement this fix for semaphores, condition variables or joins.
+implement this fix for semaphores, condition variables, or joins.
 However, you do need to implement priority scheduling in all cases.
 
 You may assume a static priority for priority donation, that is, it is