diff --git a/htdocs/comm/propal.php b/htdocs/comm/propal.php
index 4ae9fbf0d5b..cece1b3b29e 100644
--- a/htdocs/comm/propal.php
+++ b/htdocs/comm/propal.php
@@ -739,7 +739,7 @@ else if (($action == 'addline' || $action == 'addline_predef') && $user->rights-
 					$price_min = $prod->multiprices_min[$object->client->price_level];
 					$price_base_type = $prod->multiprices_base_type[$object->client->price_level];
 					$tva_tx=$prod->multiprices_tva_tx[$object->client->price_level];
-					$tva_npr ==$prod->multiprices_recuperableonly[$object->client->price_level];
+					$tva_npr=$prod->multiprices_recuperableonly[$object->client->price_level];
 				}
 				else
 				{
diff --git a/htdocs/commande/fiche.php b/htdocs/commande/fiche.php
index 12d62904dd8..e48787c5c34 100644
--- a/htdocs/commande/fiche.php
+++ b/htdocs/commande/fiche.php
@@ -687,7 +687,7 @@ else if ($action == 'addline' && $user->rights->commande->creer)
 					$price_min = $prod->multiprices_min[$object->client->price_level];
 					$price_base_type = $prod->multiprices_base_type[$object->client->price_level];
 					$tva_tx=$prod->multiprices_tva_tx[$object->client->price_level];
-					$tva_npr ==$prod->multiprices_recuperableonly[$object->client->price_level];
+					$tva_npr=$prod->multiprices_recuperableonly[$object->client->price_level];
 				}
 				else
 				{
diff --git a/htdocs/compta/facture.php b/htdocs/compta/facture.php
index b2db530a620..71ee5c8afd6 100644
--- a/htdocs/compta/facture.php
+++ b/htdocs/compta/facture.php
@@ -1260,7 +1260,7 @@ else if (($action == 'addline' || $action == 'addline_predef') && $user->rights-
 					$price_min = $prod->multiprices_min[$object->client->price_level];
 					$price_base_type = $prod->multiprices_base_type[$object->client->price_level];
 					$tva_tx=$prod->multiprices_tva_tx[$object->client->price_level];
-					$tva_npr ==$prod->multiprices_recuperableonly[$object->client->price_level];
+					$tva_npr=$prod->multiprices_recuperableonly[$object->client->price_level];
 				}
 				else
 				{