diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index b2e4ff9889..939f356da4 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -383,7 +383,9 @@ class Formula
   # All of aliases for the formula
   def aliases
     @aliases ||= if tap
-      tap.alias_reverse_table[full_name] || []
+      tap.alias_reverse_table[full_name].to_a.map do |a|
+        a.split("/")[-1]
+      end
     else
       []
     end