diff --git a/lib/validates_overlap/overlap_validator.rb b/lib/validates_overlap/overlap_validator.rb
index f762821..5ac19f0 100644
--- a/lib/validates_overlap/overlap_validator.rb
+++ b/lib/validates_overlap/overlap_validator.rb
@@ -40,7 +40,8 @@ def validate(record)
   protected
 
   def initialize_query(record, options = {})
-    self.scoped_model = options[:scoped_model].present? ? options[:scoped_model].constantize : record.class
+    scoped_model = options[:scoped_model].present? ? options[:scoped_model].constantize : record.class
+    self.scoped_model = scoped_model.default_scoped
     generate_overlap_sql_values(record)
     generate_overlap_sql_conditions(record)
     add_attributes(record, options[:scope]) if options && options[:scope].present?