diff --git a/Formula/unixodbc.rb b/Formula/unixodbc.rb
index c53e94562d..ae82e91a0c 100644
--- a/Formula/unixodbc.rb
+++ b/Formula/unixodbc.rb
@@ -13,8 +13,6 @@ class Unixodbc < Formula
 
   depends_on "libtool"
 
-  keg_only "shadows system iODBC header files" if MacOS.version < :mavericks
-
   conflicts_with "virtuoso", :because => "Both install `isql` binaries."
 
   def install