diff --git a/montepy/__init__.py b/montepy/__init__.py
index ac195ceb..ace5030b 100644
--- a/montepy/__init__.py
+++ b/montepy/__init__.py
@@ -23,7 +23,7 @@
 from montepy.universe import Universe
 import sys
 
-__version__ = "0.2.5"
+__version__ = "0.3.0dev1"
 
 # enable deprecated warnings for users
 if not sys.warnoptions: