diff --git a/class/lignefactureordonnance b/class/lignefactureordonnance
index 084a22b10f4bb59431791de5e12afc587b32fcb3..22a89b313e244b22d84630c06ffecdee6ae60b69 100644
--- a/class/lignefactureordonnance
+++ b/class/lignefactureordonnance
@@ -4,9 +4,12 @@ class LigneFactureOrdonnance extends LigneFacture
 {
 	public $_specialFields = array(
         "prestation" => array(
-            "it" => -1
+            "i" => -1
         ),
         "produit" => array(
             "i" => -1
+        ),
+        "quantite" => array(
+            "i" => -1
         ));
 }
\ No newline at end of file
diff --git a/class/lignefactureprestation.php b/class/lignefactureprestation.php
index 9dc6ce1ed04c5a51cd0df90a836e0ccf7e063ce0..14d32feff1e9da6b72658635a0c3156e7313fbbf 100644
--- a/class/lignefactureprestation.php
+++ b/class/lignefactureprestation.php
@@ -4,10 +4,13 @@ class LigneFacturePrestation extends LigneFacture
 {
 	public $_specialFields = array(
         "ordonnance" => array(
-            "it" => -1
+            "i" => -1
         ),
         "produit" => array(
             "i" => -1
+        ),
+        "quantite" => array(
+            "i" => -1
         ));
 
 }
\ No newline at end of file
diff --git a/class/lignefactureproduit.php b/class/lignefactureproduit.php
index 07f955262e14de3ef4091484fcb6c2e7f90df765..1dba18d64c780aabfdd4ab016d043ca4ab45d2c3 100644
--- a/class/lignefactureproduit.php
+++ b/class/lignefactureproduit.php
@@ -4,7 +4,7 @@ class LigneFactureProduit extends LigneFacture
 {
 	public $_specialFields = array(
         "ordonnance" => array(
-            "it" => -1
+            "i" => -1
         ),
         "prestation" => array(
             "i" => -1