diff --git a/include/class/card_property.class.php b/include/class/card_property.class.php
index 0472d9758..c40c21d3e 100644
--- a/include/class/card_property.class.php
+++ b/include/class/card_property.class.php
@@ -201,6 +201,12 @@ class Card_Property
             $result['input']=new IVATNumber( "av_text" . $this->ad_id,$this->av_text);
             $result['label']=$this->ad_text;
             return $result;
+       }elseif ( $this->ad_id == ATTR_DEF_QUANTITY_TYPE){
+          $result['input']=new IText( "av_text" . $this->ad_id,$this->av_text);
+          $array=$this->cn->get_array("select qc_code,format('%s %s',qc_code,qc_label) label from quantity_code_ref order by qc_label",p_mode: PGSQL_NUM);
+          $result['input']->set_datalist($array);
+          $result['label']=$this->ad_text;
+          return $result;
        }
         elseif ($this->ad_id == ATTR_DEF_TVA) {
             $result['input'] = new ITva_Popup('popup_tva');
diff --git a/include/constant.php b/include/constant.php
index dd3f5453f..ee210f115 100644
--- a/include/constant.php
+++ b/include/constant.php
@@ -249,6 +249,7 @@ define('ATTR_DEF_SIREN', 55);
 define('ATTR_DEF_SIRET', 56);
 define('ATTR_DEF_COUNTRY_CODE', 57);
 define('ATTR_DEF_PEPPOLID', 58);
+define('ATTR_DEF_QUANTITY_TYPE', 59);
 
 define("FICHE_TYPE_CLIENT", 9);
 define("FICHE_TYPE_VENTE", 1);
diff --git a/sql/upgrade.sql b/sql/upgrade.sql
index 50aa9df51..9ffde47cd 100644
--- a/sql/upgrade.sql
+++ b/sql/upgrade.sql
@@ -20,6 +20,7 @@ insert into attr_def (ad_id,ad_text,ad_type,ad_size,ad_search_followup,ad_defaul
 insert into attr_def (ad_id,ad_text,ad_type,ad_size,ad_search_followup,ad_default_order) values(56,'SIRET','text',20,1,15);
 
 insert into attr_def (ad_id,ad_text,ad_type,ad_size,ad_search_followup,ad_default_order) values(58,'PEPPOL ID','text',20,1,15);
+insert into attr_def (ad_id,ad_text,ad_type,ad_size,ad_search_followup,ad_default_order) values(59,'Type de quantité','text',20,1,15);
 
 create table country_code_ref(
     cc_code char(2) primary key,
@@ -260,3 +261,32 @@ AS SELECT tva_id,
           tva_peppol_code
 FROM tva_rate;
 
+create table quantity_code_ref(
+    qc_code text not null primary key,
+    qc_label text not null
+);
+insert into quantity_code_ref values 
+('EA','Each — unité pièce'),
+('C62','unité'),
+('ANN','Année'),
+('MON','Mois'),
+('DAY','Day — jour'),
+('HUR','Hour — heure'),
+('MIN','Minute — minute'),
+('SEC','Second — seconde'),
+('KG','Kilogram — kilogramme'),
+('G','Gram — gramme'),
+('LB    ','Pound (pound) — livre'),
+('LTR','Liter — litre'),
+('MTR','Meter — mètre'),
+('CM','Centimeter — centimètre'),
+('MM','Millimeter — millimètre'),
+('PK','Paket — paquet'),
+('BX','Box — boîte'),
+('PR','Pair — paire'),
+('PC','Piece (pièce)'),
+('LOT','Lot — lot'),
+('SET','Set — ensemble'),
+('ROLL','Roll — rouleau'),
+('COLL','Collection — collection');
+