diff --git a/lib/BlockChypClient.php b/lib/BlockChypClient.php
index 8c813ab..f35b191 100644
--- a/lib/BlockChypClient.php
+++ b/lib/BlockChypClient.php
@@ -57,7 +57,7 @@ class BlockChypClient
     const ROUNDING_MODE_NEAREST = 'nearest';
     const ROUNDING_MODE_DOWN = 'down';
   
-    const VERSION = '2.16.5';
+    const VERSION = '2.17.3';
 
     protected static $apiKey;