diff --git a/activerecord/lib/active_record/log_subscriber.rb b/activerecord/lib/active_record/log_subscriber.rb
index a08b3562d099b7adf4ff1a5bcfe46052e3aca9b7..8855798bded7c6cfc663f866d4d17d07a6157e35 100644
--- a/activerecord/lib/active_record/log_subscriber.rb
+++ b/activerecord/lib/active_record/log_subscriber.rb
@@ -28,9 +28,7 @@ def sql(event)
       binds   = nil
 
       unless (payload[:binds] || []).empty?
-        binds = " {" + payload[:binds].map { |col,v|
-          "#{col.name.inspect} => #{v.inspect}"
-        }.join(", ") + "}"
+        binds = " #{Hash[payload[:binds].map { |col,v| [col.name, v] }]}"
       end
 
       if odd?
diff --git a/activerecord/test/cases/bind_parameter_test.rb b/activerecord/test/cases/bind_parameter_test.rb
index 83001f44f946bab3226f44898d7124275a61d6ff..eb2991437ba3180c73e2cd7fa2e5a6550fb62905 100644
--- a/activerecord/test/cases/bind_parameter_test.rb
+++ b/activerecord/test/cases/bind_parameter_test.rb
@@ -84,7 +84,7 @@ def debug str
         }.new
 
         logger.sql event
-        assert_match("{#{pk.name.inspect} => #{10.inspect}}", logger.debugs.first)
+        assert_match({pk.name => 10}.inspect, logger.debugs.first)
     end
   end
 end