diff --git a/htdocs/supplier_proposal/class/supplier_proposal.class.php b/htdocs/supplier_proposal/class/supplier_proposal.class.php
index 572735384e4..23c8257a4f5 100644
--- a/htdocs/supplier_proposal/class/supplier_proposal.class.php
+++ b/htdocs/supplier_proposal/class/supplier_proposal.class.php
@@ -356,11 +356,13 @@ class SupplierProposal extends CommonObject
      *      @param		array		$array_option		extrafields array
 	 * 		@param		string		$ref_fourn			Supplier price reference
 	 * 		@param		int			$fk_unit			Id of the unit to use.
+	 * 		@param		string		$origin				'order', 'supplier_proposal', ...
+	 * 		@param		int			$origin_id			Id of origin line
      *    	@return    	int         	    			>0 if OK, <0 if KO
      *
      *    	@see       	add_product
      */
-	function addline($desc, $pu_ht, $qty, $txtva, $txlocaltax1=0, $txlocaltax2=0, $fk_product=0, $remise_percent=0, $price_base_type='HT', $pu_ttc=0, $info_bits=0, $type=0, $rang=-1, $special_code=0, $fk_parent_line=0, $fk_fournprice=0, $pa_ht=0, $label='',$array_option=0, $ref_fourn='', $fk_unit='')
+    function addline($desc, $pu_ht, $qty, $txtva, $txlocaltax1=0, $txlocaltax2=0, $fk_product=0, $remise_percent=0, $price_base_type='HT', $pu_ttc=0, $info_bits=0, $type=0, $rang=-1, $special_code=0, $fk_parent_line=0, $fk_fournprice=0, $pa_ht=0, $label='',$array_option=0, $ref_fourn='', $fk_unit='', $origin='', $origin_id=0)
     {
     	global $mysoc;
 
@@ -462,7 +464,8 @@ class SupplierProposal extends CommonObject
             $this->line->special_code=$special_code;
             $this->line->fk_parent_line=$fk_parent_line;
             $this->line->fk_unit=$fk_unit;
-
+            $this->line->origin=$origin;
+            $this->line->origin_id=$origin_id;
 			$this->line->ref_fourn = $this->db->escape($ref_fourn);
 
 			// infos marge
@@ -880,7 +883,10 @@ class SupplierProposal extends CommonObject
 							$this->lines[$i]->pa_ht,
 							$this->lines[$i]->label,
 							$this->lines[$i]->array_options,
-							$this->lines[$i]->ref_fourn
+							$this->lines[$i]->ref_fourn,
+							$this->lines[$i]->fk_unit,
+							'supplier_proposal',
+							$this->lines[$i]->rowid
 						);
 
                         if ($result < 0)