diff --git a/src/Exception/VagalumeSdkApiInvalidKeyException.php b/src/Exception/VagalumeSdkApiInvalidKeyException.php
new file mode 100644
index 0000000..d703a86
--- /dev/null
+++ b/src/Exception/VagalumeSdkApiInvalidKeyException.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace GiorgioLucca\VagalumeSdk\Exception;
+
+class VagalumeSdkApiInvalidKeyException extends \Exception
+{
+
+}
\ No newline at end of file