diff --git a/HISTORY.md b/HISTORY.md
index c95e36d..b8d55c4 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,5 +1,11 @@
 # History
 
+## 0.4.1dev 
+
+### New Features 
+
+### Changes
+
 ## 0.4.1
 
 Maintenance release: improves some type hints, improves CI test suite.
diff --git a/yt_xarray/__init__.py b/yt_xarray/__init__.py
index d98f6df..d750abf 100644
--- a/yt_xarray/__init__.py
+++ b/yt_xarray/__init__.py
@@ -2,7 +2,7 @@
 
 __author__ = """Chris Havlin"""
 __email__ = "chris.havlin@gmail.com"
-__version__ = "0.4.1"
+__version__ = "0.4.1dev"
 
 
 # import the xarray accessor so it is registered with xarray