diff --git a/libraries/redshop/layouts/tags/addtocart/quantity_increase_decrease.html.twig b/libraries/redshop/layouts/tags/addtocart/quantity_increase_decrease.html.twig
index 49e8cd1292e..adbf88b644c 100644
--- a/libraries/redshop/layouts/tags/addtocart/quantity_increase_decrease.html.twig
+++ b/libraries/redshop/layouts/tags/addtocart/quantity_increase_decrease.html.twig
@@ -1,6 +1,6 @@
 <input class="quantity" type="text" id="quantity{{ productId }}" name="quantity" size="1" value="{{ quantity }}"
        onkeypress="return event.keyCode!=13">
-<input type="button" class="myupbutton" value="+"
-       onClick="quantity{{ productId }}.value = (+quantity{{ productId }}.value+1);">
-<input type="button" class="mydownbutton" value="-"
-       onClick="quantity{{ productId }}.value = (quantity{{ productId }}.value); var qty1 = quantity{{ productId }}.value; if( !isNaN( qty1 ) &amp;&amp; qty1 > 1 ) quantity{{ productId }}.value--;return false;"/>
+<span class="quantity_sp01"><input type="button" class="myupbutton" value="+"
+       onClick="if({{ minQuantity }} > 0){quantity{{ productId }}.value = (+quantity{{ productId }}.value+{{ minQuantity }})}else quantity{{ productId }}.value = (+quantity{{ productId }}.value+1);"></span>
+<span  class="quantity_sp02"><input type="button" class="mydownbutton" value="-"
+       onClick="if({{ minQuantity }} > 0 &amp;&amp; quantity{{ productId }}.value >= {{ minQuantity }}){quantity{{ productId }}.value = parseInt(quantity{{ productId }}.value - {{ minQuantity}}  ) }else if({{ minQuantity}} == 0) {quantity{{ productId }}.value = (quantity{{ productId }}.value); var qty1 = quantity{{ productId }}.value; if( !isNaN( qty1 ) &amp;&amp; qty1 > 1 ) quantity{{ productId }}.value--;return false;}"/></span>
diff --git a/libraries/redshop/tags/sections/addtocart.php b/libraries/redshop/tags/sections/addtocart.php
index 074ee340c80..b6ea689fe1a 100644
--- a/libraries/redshop/tags/sections/addtocart.php
+++ b/libraries/redshop/tags/sections/addtocart.php
@@ -488,7 +488,7 @@ public function replace()
                 $this->replaceQuantity($productId, $stockId, $quantity, $template);
             } elseif ($this->isTagExists('{addtocart_quantity_increase_decrease}')) {
                 $checkTag = true;
-                $this->replaceQuantityIncreaseDecrease($productId, $cartId, $itemId, $quantity, $template);
+                $this->replaceQuantityIncreaseDecrease($productId, $cartId, $itemId, $quantity,$minQuantity, $template);
             } elseif ($this->isTagExists('{addtocart_quantity_selectbox}')) {
                 $checkTag       = true;
                 $selectBoxValue = ($product->quantity_selectbox_value) ?
@@ -676,7 +676,7 @@ public function replaceQuantity($productId, $stockId, $quantity, &$template)
         );
     }
 
-    public function replaceQuantityIncreaseDecrease($productId, $cartId, $itemId, $quantity, &$template)
+    public function replaceQuantityIncreaseDecrease($productId, $cartId, $itemId, $quantity, $minQuantity ,&$template)
     {
         $quantityIncreaseDecrease = RedshopLayoutHelper::render(
             'tags.addtocart.quantity_increase_decrease',
@@ -684,7 +684,8 @@ public function replaceQuantityIncreaseDecrease($productId, $cartId, $itemId, $q
                 'productId' => $productId,
                 'cartId'    => $cartId,
                 'itemId'    => $itemId,
-                'quantity'  => $quantity
+                'quantity'  => $quantity,
+	            'minQuantity'  => $minQuantity
             ),
             '',
             RedshopLayoutHelper::$layoutOption