diff --git a/Library/Homebrew/tab.rb b/Library/Homebrew/tab.rb
index 4b8eb35817..3d549ac02c 100644
--- a/Library/Homebrew/tab.rb
+++ b/Library/Homebrew/tab.rb
@@ -62,7 +62,6 @@ class Tab < OpenStruct
             :tapped_from => "",
             :time => nil,
             :HEAD => nil,
-            :stdlib => :libstdcxx,
             :compiler => :clang
   end