diff --git a/CREDITS.TXT b/CREDITS.TXT
index 3ad174d..13611d2 100644
--- a/CREDITS.TXT
+++ b/CREDITS.TXT
@@ -116,6 +116,8 @@
 N: Dale Johannesen
 E: dalej@apple.com
 D: ARM constant islands improvements
+D: Tail merging improvements
+D: Rewrite X87 back end
 
 N: Eric Kidd
 W: http://randomhacks.net/