diff --git a/app/controllers/admin/price_documents_controller.rb b/app/controllers/admin/price_documents_controller.rb
index 6fa1ad2..7a40418 100644
--- a/app/controllers/admin/price_documents_controller.rb
+++ b/app/controllers/admin/price_documents_controller.rb
@@ -239,7 +239,9 @@ class Admin::PriceDocumentsController < ApplicationController
         p_product_ref_qte = params[:qte].values
 
         p_product_ref_id.each_with_index do |key, i|
-          @price_document.price_line_block.price_lines << PriceLine.new(:p_product_ref_id => key, :qte => p_product_ref_qte[i])
+          if p_product_ref_qte[i].to_i > 0
+            @price_document.price_line_block.price_lines << PriceLine.new(:p_product_ref_id => key, :qte => p_product_ref_qte[i])
+          end
         end
 
         # @ref_price_lines = PriceLine.where(:id => params[:price_line_ids])