diff --git a/app/models/metadata_boolean.rb b/app/models/metadata_boolean.rb
index 53a763fd..ed27ea92 100644
--- a/app/models/metadata_boolean.rb
+++ b/app/models/metadata_boolean.rb
@@ -33,7 +33,7 @@ class MetadataBoolean < MetadataTemplate
 
   # Siempre guardar el valor de este campo a menos que sea nulo
   def empty?
-    !value.nil?
+    value.nil?
   end
 
   private