diff --git a/src/yt_idefix/__init__.py b/src/yt_idefix/__init__.py
index c5a1a64..7652550 100644
--- a/src/yt_idefix/__init__.py
+++ b/src/yt_idefix/__init__.py
@@ -2,4 +2,4 @@
 # immediately after `import yt.extensions.idefix`
 from yt_idefix.api import *
 
-__version__ = "2.3.0"
+__version__ = "2.3.1"