diff --git a/app/models/m_odr_file.rb b/app/models/m_odr_file.rb
index 039a88a..3b6ca0d 100644
--- a/app/models/m_odr_file.rb
+++ b/app/models/m_odr_file.rb
@@ -12,6 +12,8 @@ class MOdrFile < ApplicationRecord
   has_many :m_odr_file_products, :dependent => :destroy
   accepts_nested_attributes_for :m_odr_file_products, :allow_destroy => true
 
+  validates_associated :m_odr_file_products
+
   has_many :m_odr_file_roulages, :dependent => :destroy
   accepts_nested_attributes_for :m_odr_file_roulages, :allow_destroy => true