diff --git a/lib/pact_broker/pacts/sort_content.rb b/lib/pact_broker/pacts/sort_content.rb
index 47a0b5418..702c34da4 100644
--- a/lib/pact_broker/pacts/sort_content.rb
+++ b/lib/pact_broker/pacts/sort_content.rb
@@ -34,7 +34,7 @@ def self.order_verifiable_content probably_array
         # You never can tell what people will do...
         if probably_array.is_a?(Array)
           array_with_ordered_hashes = order_hash_keys(probably_array)
-          array_with_ordered_hashes.sort{ |a, b| a.to_json <=> b.to_json }
+          array_with_ordered_hashes.sort_by(&:to_json)
         else
           probably_array
         end