diff --git a/Changelog b/Changelog
index 9350d94f..06732464 100644
--- a/Changelog
+++ b/Changelog
@@ -1,6 +1,8 @@
 Changelog. A lot less detailed than usual, at least for past
 history.
 
+2012/05/21: Fix configure script to work around configure failure on Cray.
+	
 2012/04/30: Change descriptor's move_alloc and free to work on
             uninitialized input.