diff --git a/lib/Target/Alpha/Alpha.td b/lib/Target/Alpha/Alpha.td
index 1b929c7f513..fbf7ed9ec45 100644
--- a/lib/Target/Alpha/Alpha.td
+++ b/lib/Target/Alpha/Alpha.td
@@ -20,7 +20,7 @@ include "../Target.td"
 // Subtarget Features
 //===----------------------------------------------------------------------===//
 
-def FeatureCIX : SubtargetFeature<"CIX", "HasCT", "true",
+def FeatureCIX : SubtargetFeature<"cix", "HasCT", "true",
                                   "Enable CIX extentions">;
 
 //===----------------------------------------------------------------------===//