diff --git a/CREDITS.TXT b/CREDITS.TXT
index cb939065563..045df849280 100644
--- a/CREDITS.TXT
+++ b/CREDITS.TXT
@@ -51,6 +51,7 @@ N: Evan Cheng
 E: evan.cheng@apple.com
 D: ARM and X86 backends
 D: Instruction scheduler improvements
+D: Register allocator improvements
 D: Loop optimizer improvements
 D: Target-independent code generator improvements