diff --git a/Library/Homebrew/cmd/update.sh b/Library/Homebrew/cmd/update.sh
index 77a5c1cd2f..fb6a3459c1 100644
--- a/Library/Homebrew/cmd/update.sh
+++ b/Library/Homebrew/cmd/update.sh
@@ -336,7 +336,7 @@ homebrew-update() {
       *)
         odie <<EOS
 This command updates brew itself, and does not take formula names.
-Use 'brew upgrade <formula>'.
+Use 'brew upgrade $@' instead.
 EOS
         ;;
     esac