diff --git a/Library/Homebrew/cmd/tap.rb b/Library/Homebrew/cmd/tap.rb
index cc8f63d0f6..f7dbea3226 100644
--- a/Library/Homebrew/cmd/tap.rb
+++ b/Library/Homebrew/cmd/tap.rb
@@ -110,7 +110,7 @@ module Homebrew extend self
 
   def private_tap?(user, repo)
     GitHub.private_repo?(user, "homebrew-#{repo}")
-  rescue GitHub::HTTPNotFoundError => e
+  rescue GitHub::HTTPNotFoundError
     true
   rescue GitHub::Error
     false