diff --git a/setup.py b/setup.py
index 2e176ec..e294ee0 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@ from setuptools import setup, find_packages
 with open("README.md", "r", encoding="utf-8") as fh:
     long_description = fh.read()
 
-version = "2.3.19"
+version = "2.3.21"
 
 install_requires = [
     "psutil",