From 0623ff7667707802c66ff2e127c6e484a41605d4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20FRANCE?= <frederic.france@free.fr>
Date: Thu, 24 May 2018 11:56:19 +0200
Subject: [PATCH] fix logic

---
 htdocs/product/price.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/htdocs/product/price.php b/htdocs/product/price.php
index 1f62ff95aec..ad73b57d76f 100644
--- a/htdocs/product/price.php
+++ b/htdocs/product/price.php
@@ -1123,7 +1123,7 @@ if (! $action || $action == 'delete' || $action == 'showlog_customer_price' || $
 	  	}
 	}
 
-	if (! empty($conf->global->PRODUIT_MULTIPRICES) && empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES))
+	if (! empty($conf->global->PRODUIT_MULTIPRICES) || ! empty($conf->global->PRODUIT_CUSTOMER_PRICES_BY_QTY_MULTIPRICES))
 	{
 	    if ($user->rights->produit->creer || $user->rights->service->creer) {
     		print '<div class="inline-block divButAction"><a class="butAction" href="' . $_SERVER['PHP_SELF'] . '?action=edit_vat&amp;id=' . $object->id . '">' . $langs->trans("UpdateVAT") . '</a></div>';