diff --git a/controllers/admin/AdminCustomerPreferencesController.php b/controllers/admin/AdminCustomerPreferencesController.php
index dc78843d3..86963f02a 100644
--- a/controllers/admin/AdminCustomerPreferencesController.php
+++ b/controllers/admin/AdminCustomerPreferencesController.php
@@ -59,6 +59,13 @@ class AdminCustomerPreferencesControllerCore extends AdminController
 						'list' => $registration_process_type,
 						'identifier' => 'value'
 					),
+					'PS_ONE_PHONE_AT_LEAST' => array(
+						'title' => $this->l('Phone number'),
+						'desc' => $this->l('If you choose this option your customer will must register at least one phone number.'),
+						'validation' => 'isBool',
+						'cast' => 'intval',
+						'type' => 'bool'
+					),
 					'PS_CART_FOLLOWING' => array(
 						'title' => $this->l('Cart re-display at login'),
 						'desc' => $this->l('After customer logs in, recall and display contents of his/her last shopping cart'),
diff --git a/controllers/front/AddressController.php b/controllers/front/AddressController.php
index a90eb1ea1..4ca6c002c 100644
--- a/controllers/front/AddressController.php
+++ b/controllers/front/AddressController.php
@@ -124,7 +124,7 @@ class AddressControllerCore extends FrontController
 			$this->errors[] = Tools::displayError('Invalid token');
 
 		// Check phone
-		if (!Tools::getValue('phone') && !Tools::getValue('phone_mobile'))
+		if (Configuration::get('PS_ONE_PHONE_AT_LEAST') && !Tools::getValue('phone') && !Tools::getValue('phone_mobile'))
 			$this->errors[] = Tools::displayError('You must register at least one phone number');
 		if ($address->id_country)
 		{
diff --git a/controllers/front/AuthController.php b/controllers/front/AuthController.php
index 93734140c..3c539e18a 100644
--- a/controllers/front/AuthController.php
+++ b/controllers/front/AuthController.php
@@ -391,7 +391,7 @@ class AuthControllerCore extends FrontController
 		$customer = new Customer();
 		$_POST['lastname'] = Tools::getValue('customer_lastname');
 		$_POST['firstname'] = Tools::getValue('customer_firstname');
-		if (!Tools::getValue('phone') && !Tools::getValue('phone_mobile') && Configuration::get('PS_REGISTRATION_PROCESS_TYPE'))
+		if (Configuration::get('PS_ONE_PHONE_AT_LEAST') && !Tools::getValue('phone') && !Tools::getValue('phone_mobile') && Configuration::get('PS_REGISTRATION_PROCESS_TYPE'))
 			$this->errors[] = Tools::displayError('You must register at least one phone number');
 		$this->errors = array_unique(array_merge($this->errors, $customer->validateController()));
 
diff --git a/install-dev/data/xml/configuration.xml b/install-dev/data/xml/configuration.xml
index 84b7d1343..49efa0cf0 100644
--- a/install-dev/data/xml/configuration.xml
+++ b/install-dev/data/xml/configuration.xml
@@ -8,6 +8,9 @@
     <configuration id="PS_SEARCH_INDEXATION" name="PS_SEARCH_INDEXATION">
       <value>1</value>
     </configuration>
+    <configuration id="PS_ONE_PHONE_AT_LEAST" name="PS_ONE_PHONE_AT_LEAST">
+      <value>1</value>
+    </configuration>
     <configuration id="PS_CARRIER_DEFAULT" name="PS_CARRIER_DEFAULT">
       <value>1</value>
     </configuration>
diff --git a/install-dev/upgrade/sql/1.5.0.18.sql b/install-dev/upgrade/sql/1.5.0.18.sql
index 283ad5827..14e146c0e 100644
--- a/install-dev/upgrade/sql/1.5.0.18.sql
+++ b/install-dev/upgrade/sql/1.5.0.18.sql
@@ -4,3 +4,6 @@ ALTER TABLE `PREFIX_image_shop` ADD `cover` TINYINT(1) UNSIGNED NOT NULL AFTER `
 ALTER TABLE `PREFIX_image_shop` DROP PRIMARY KEY;
 ALTER TABLE `PREFIX_image_shop` ADD INDEX (`id_image`, `id_shop`, `cover`);
 UPDATE `PREFIX_image_shop` image_shop SET image_shop.`cover`=1 WHERE `id_image` IN (SELECT `id_image` FROM `PREFIX_image` i WHERE i.`cover`=1);
+
+INSERT INTO `PREFIX_configuration`(`name`, `value`, `date_add`, `date_upd`) VALUES ('PS_ONE_PHONE_AT_LEAST', '1', NOW(), NOW());
+