diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index 75144ea7e11..9d279484995 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -546,6 +546,7 @@ class Propal extends CommonObject
             $this->line->label				= $label;
             $this->line->desc				= $desc;
             $this->line->qty				= $qty;
+            $this->line->type				= $type;
             $this->line->tva_tx				= $txtva;
             $this->line->localtax1_tx		= $txlocaltax1;
             $this->line->localtax2_tx		= $txlocaltax2;