diff -up cabal-install-1.16.0.2/Distribution/Client/Update.hs.orig cabal-install-1.16.0.2/Distribution/Client/Update.hs
--- cabal-install-1.16.0.2/Distribution/Client/Update.hs.orig	2013-05-05 05:56:19.000000000 +0900
+++ cabal-install-1.16.0.2/Distribution/Client/Update.hs	2014-02-06 13:58:52.439678760 +0900
@@ -29,7 +29,7 @@ import Distribution.Package
 import Distribution.Version
          ( anyVersion, withinRange )
 import Distribution.Simple.Utils
-         ( warn, notice, writeFileAtomic )
+         ( warn, notice, info, writeFileAtomic )
 import Distribution.Verbosity
          ( Verbosity )
 
@@ -77,7 +77,7 @@ checkForSelfUpgrade verbosity repos = do
         , version `withinRange` preferredVersionRange ]
 
   when (not (null laterPreferredVersions)) $
-    notice verbosity $
+    info verbosity $
          "Note: there is a new version of cabal-install available.\n"
       ++ "To upgrade, run: cabal install cabal-install"