diff --git a/Charge.php b/Charge.php
index c7a3933..334c3c4 100644
--- a/Charge.php
+++ b/Charge.php
@@ -1,5 +1,6 @@
 <?php
 namespace Dfe\YandexKassa;
+use Dfe\YandexKassa\Source\Option;
 /**
  * 2017-09-16
  * The charge parameters are specified here:
@@ -91,7 +92,7 @@ protected function k_Signature() {return null;}
 	 * @used-by \Df\PaypalClone\Charge::p()
 	 * @return array(string => mixed)
 	 */
-	protected function pCharge() {$s = $this->s(); return [
+	protected function pCharge() {$s = $this->s(); $o = $this->m()->option(); return [
 		/**
 		 * 2017-09-16
 		 * Note 1.
@@ -157,7 +158,7 @@ protected function pCharge() {$s = $this->s(); return [
 		 * ».
 		 * Type: normalizedString, 5 characters.
 		 */
-		,'paymentType' => $this->m()->option()
+		,'paymentType' => $o
 		/**
 		 * 2017-09-16
 		 * «ID of the payment form, issued during activation of Yandex.Checkout».
@@ -304,5 +305,21 @@ protected function pCharge() {$s = $this->s(); return [
 		 * https://tech.yandex.ru/money/doc/payment-solution/payment-form/payment-form-http-docpage
 		 */
 		,'shopSuccessUrl'
-	], $this->customerReturnRemote());}
+	], $this->customerReturnRemote())
+	+ ($o && Option::LOAN !== $o ? [] : [
+		/**
+		 * 2017-09-25 «Provide the 1 year only loan term?»
+		 * In English:
+		 * «If this parameter is set to true, the bank is passed a fixed loan term of 12 months.
+		 * This is necessary for displaying the monthly loan repayment next to the product price.
+		 * For example, "Refrigerator for 3000 rubles a month".
+		 * This makes the monthly payment equal to 10% of the price.»
+		 * In Russian:
+		 * «Если этот параметр равен true, в банк передается фиксированный срок кредита — 12 месяцев.
+		 * Это нужно для отображения ежемесячного платежа по кредиту рядом со стоимостью товара.
+		 * Например: «Холодильник за 3000 рублей в месяц».
+		 * Ежемесячный платеж в таком случае равен 10% от стоимости.»
+		 */
+		'fixed_term' => $s->b('provide1YearOnlyLoanTerm')
+	]);}
 }
\ No newline at end of file
diff --git a/Source/Option.php b/Source/Option.php
index 4593574..ea29cfa 100644
--- a/Source/Option.php
+++ b/Source/Option.php
@@ -34,4 +34,10 @@ function(array $a) {return dfa_deep($a, 'title/' . df_lang_ru_en());}
 			dfa($a, 'hideOnCheckout')
 		);})
 	));}
+
+	/**
+	 * 2017-09-25
+	 * @used-by \Dfe\YandexKassa\Charge::pCharge()
+	 */
+	const LOAN = 'KV';
 }
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 0ccd22a..82e6abf 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
 	"name": "mage2pro/yandex-kassa"
-	,"version": "0.2.4"
+	,"version": "0.2.5"
 	,"description": "The «Yandex.Kassa» (Яндекс.Касса, Yandex.Checkout) payment extension for Magento 2."
 	,"type": "magento2-module"
 	,"homepage": "https://mage2.pro/c/extensions/yandex-kassa"
diff --git a/etc/adminhtml/system.xml b/etc/adminhtml/system.xml
index 08fba57..edc6118 100644
--- a/etc/adminhtml/system.xml
+++ b/etc/adminhtml/system.xml
@@ -231,13 +231,32 @@
 					</depends>
 				</field>
 				<field
-					id='requireBillingAddress'
+					id='provide1YearOnlyLoanTerm'
 					translate='label'
 					type='Df\Framework\Form\Element\Checkbox'
 					sortOrder='16'
 					showInDefault='1'
 					showInWebsite='1'
 					showInStore='1'
+				>
+					<label>Provide the 1 year only loan term?</label>
+					<backend_model>Df\Config\Backend\Checkbox</backend_model>
+					<comment><![CDATA[
+This option is used only for <a href='https://tech.yandex.com/money/doc/payment-solution/payment-process/payments-credit-docpage/' target='_blank' title='«Description of the payment process» → «Payment by credit»'>instant loans</a> (<a href='https://www.kupivkredit.ru' target='_blank'>KupiVkredit</a> - Tinkoff Bank).
+<br/>If it is <b>checked</b>, then the bank is passed a fixed loan term of 12 months.
+<br/>This is necessary for displaying the monthly loan repayment next to the product price.
+<br/>For example, «Refrigerator for 3000 rubles a month».
+<br/>This makes the <b>monthly</b> payment equal to <b>10%</b> of the price.]]></comment>
+					<depends><field id='enable'>1</field></depends>
+				</field>
+				<field
+					id='requireBillingAddress'
+					translate='label'
+					type='Df\Framework\Form\Element\Checkbox'
+					sortOrder='26'
+					showInDefault='1'
+					showInWebsite='1'
+					showInStore='1'
 				>
 					<label>Require the billing address?</label>
 					<backend_model>Df\Config\Backend\Checkbox</backend_model>
@@ -248,7 +267,7 @@
 					id='min_order_total'
 					translate='label'
 					type='text'
-					sortOrder='19'
+					sortOrder='27'
 					showInDefault='1'
 					showInWebsite='1'
 					showInStore='1'
@@ -262,7 +281,7 @@
 					id='max_order_total'
 					translate='label'
 					type='text'
-					sortOrder='20'
+					sortOrder='28'
 					showInDefault='1'
 					showInWebsite='1'
 					showInStore='1'
@@ -276,7 +295,7 @@
 					id='country_restriction'
 					translate='label'
 					type='select'
-					sortOrder='21'
+					sortOrder='29'
 					showInDefault='1'
 					showInWebsite='1'
 					showInStore='1'
@@ -289,7 +308,7 @@
 					id='countries'
 					translate='label'
 					type='Df\Framework\Form\Element\Multiselect'
-					sortOrder='22'
+					sortOrder='30'
 					showInDefault='1'
 					showInWebsite='1'
 					showInStore='1'