diff --git a/app/code/Magento/Checkout/view/frontend/templates/cart/item/configure/updatecart.phtml b/app/code/Magento/Checkout/view/frontend/templates/cart/item/configure/updatecart.phtml
index a402f0f9d99b7..ddbc32d9012e4 100644
--- a/app/code/Magento/Checkout/view/frontend/templates/cart/item/configure/updatecart.phtml
+++ b/app/code/Magento/Checkout/view/frontend/templates/cart/item/configure/updatecart.phtml
@@ -19,7 +19,7 @@
                 <div class="control">
                     <input type="number" name="qty" id="qty" maxlength="12" value=""
                            title="<?php echo $block->escapeHtml(__('Qty')); ?>"
-                           class="input-text qty" data-validate="{'required-number':true,digits:true}"/>
+                           class="input-text qty" data-validate="<?= $block->escapeHtml(json_encode($block->getQuantityValidators())) ?>"/>
                 </div>
             </div>
             <?php endif; ?>