diff --git a/vonage/src/vonage/_version.py b/vonage/src/vonage/_version.py
index 99e1d55c..cbad4bb3 100644
--- a/vonage/src/vonage/_version.py
+++ b/vonage/src/vonage/_version.py
@@ -1 +1 @@
-__version__ = '3.99.0a2'
+__version__ = '3.99.0a3'