diff --git a/src/Client.php b/src/Client.php
index <HASH>..<HASH> 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -518,6 +518,6 @@ class Client
 
     protected function getVersion()
     {
-        return \PackageVersions\Versions::getVersion('nexmo/client');
+        return \PackageVersions\Versions::getVersion('nexmo/client-core');
     }
 }
Fixed lookup for client-core version check