diff --git a/shardedstore.py b/shardedstore.py
index 6c9c170..34878b6 100644
--- a/shardedstore.py
+++ b/shardedstore.py
@@ -1,6 +1,6 @@
 """Provides a sharded Zarr store."""
 
-__version__ = "0.3.0"
+__version__ = "0.3.1"
 
 from typing import Any, Dict, Optional, Tuple, Callable
 from pathlib import PurePosixPath, Path