diff --git a/setup.py b/setup.py
index 2163c27d..f39d1bb4 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 from setuptools import setup
 
 
-version = "2.2.3"
+version = "2.2.4.dev0"
 
 long_description = (
     f"{Path('README.md').read_text()}\n"