diff --git a/src/paho/mqtt/__init__.py b/src/paho/mqtt/__init__.py
index 19b6a4ab..a6235df5 100644
--- a/src/paho/mqtt/__init__.py
+++ b/src/paho/mqtt/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "2.0.0"
+__version__ = "2.0.1.dev0"
 
 
 class MQTTException(Exception):