diff --git a/app/logical/related_tag_calculator.rb b/app/logical/related_tag_calculator.rb
index 9905d21aa..2818bb961 100644
--- a/app/logical/related_tag_calculator.rb
+++ b/app/logical/related_tag_calculator.rb
@@ -69,7 +69,7 @@ class RelatedTagCalculator
   end
 
   def self.convert_hash_to_array(hash, limit = MAX_RESULTS)
-    hash.to_a.sort_by {|x| -x[1]}.slice(0, limit)
+    hash.to_a.sort_by {|x| [-x[1], x[0]] }.slice(0, limit)
   end
 
   def self.convert_hash_to_string(hash)