diff --git a/src/Api/AbstractApi.php b/src/Api/AbstractApi.php
index 5c81d6fd..95ed1376 100644
--- a/src/Api/AbstractApi.php
+++ b/src/Api/AbstractApi.php
@@ -36,7 +36,7 @@ abstract class AbstractApi
      *
      * @var string
      */
-    private const URI_PREFIX = '/api/v4/';
+    private const URI_PREFIX = 'api/v4/';
 
     /**
      * The client instance.