diff --git a/src/Unleash.php b/src/Unleash.php
index 323b583..0d92127 100755
--- a/src/Unleash.php
+++ b/src/Unleash.php
@@ -7,7 +7,7 @@
 
 interface Unleash
 {
-    public const string SDK_VERSION = '2.5.2';
+    public const string SDK_VERSION = '2.6.0';
 
     public const string SPECIFICATION_VERSION = '5.0.2';