diff --git a/Library/Homebrew/requirements/python_dependency.rb b/Library/Homebrew/requirements/python_dependency.rb
index bd3cf1e85a..c3753d8139 100644
--- a/Library/Homebrew/requirements/python_dependency.rb
+++ b/Library/Homebrew/requirements/python_dependency.rb
@@ -24,10 +24,10 @@ class PythonInstalled < Requirement
 
   class PythonVersion < Version
     def major
-      to_a[0].to_s.to_i  # Python's major.minor are always ints.
+      tokens[0].to_s.to_i  # Python's major.minor are always ints.
     end
     def minor
-      to_a[1].to_s.to_i
+      tokens[1].to_s.to_i
     end
   end
 
diff --git a/Library/Homebrew/version.rb b/Library/Homebrew/version.rb
index d969f298c0..07d042eb1d 100644
--- a/Library/Homebrew/version.rb
+++ b/Library/Homebrew/version.rb
@@ -184,7 +184,6 @@ class Version
   def tokens
     @tokens ||= tokenize
   end
-  alias_method :to_a, :tokens
 
   def tokenize
     @version.scan(