diff --git a/lib/Checkout/CheckoutUtils.php b/lib/Checkout/CheckoutUtils.php
index cfba086..70acbe4 100644
--- a/lib/Checkout/CheckoutUtils.php
+++ b/lib/Checkout/CheckoutUtils.php
@@ -9,7 +9,7 @@ class CheckoutUtils
 {
 
     const PROJECT_NAME = "checkout-sdk-php";
-    const PROJECT_VERSION = "3.0.20";
+    const PROJECT_VERSION = "3.0.21";
 
     /**
      * @param DateTime $date
diff --git a/version.json b/version.json
index 3e04624..5ae7fd6 100644
--- a/version.json
+++ b/version.json
@@ -1,3 +1,3 @@
 {
-    "version": "3.0.20"
+    "version": "3.0.21"
 }