diff --git a/classes/ShopItem.php b/classes/ShopItem.php
index 59eefa0..ab9746c 100644
--- a/classes/ShopItem.php
+++ b/classes/ShopItem.php
@@ -22,7 +22,7 @@ class ShopItem extends Item
      */
     public function printControls()
     {
-        $btnPrice = "Купить за {intval($this->cost)} кр.";
+        $btnPrice = "Купить за " . intval($this->cost) . " кр.";
         $btnLink = "/shop.php?buy={$this->id}&rnd=".mt_rand();
         echo <<<BTN
 <p><input type="button" style="background: darkgrey; border: 1px solid grey; border-radius: 2px;" value="{$btnPrice}"