diff --git a/lib/diarize/speaker.rb b/lib/diarize/speaker.rb
index <HASH>..<HASH> 100644
--- a/lib/diarize/speaker.rb
+++ b/lib/diarize/speaker.rb
@@ -62,9 +62,7 @@ module Diarize
     end
 
     def rdf_mapping
-      {
-        'ws:gender' => gender,
-      }
+      { 'ws:gender' => gender }
     end 
 
     protected
Closing the mapping in speaker model