diff --git a/Library/Homebrew/formula_versions.rb b/Library/Homebrew/formula_versions.rb
index 3d92d676c6..34416dca49 100644
--- a/Library/Homebrew/formula_versions.rb
+++ b/Library/Homebrew/formula_versions.rb
@@ -12,7 +12,7 @@ class FormulaVersions
   def initialize(formula)
     @name = formula.name
     @path = formula.path
-    @repository = formula.tap? ? HOMEBREW_LIBRARY.join("Taps", formula.tap) : HOMEBREW_REPOSITORY
+    @repository = formula.tap.path
     @entry_name = @path.relative_path_from(repository).to_s
   end