diff --git a/README.md b/README.md
index 3308494..e4909e9 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# ARElight 0.23.0
+# ARElight 0.23.0-p0
 
 ![](https://img.shields.io/badge/Python-3.6.9-brightgreen.svg)
 ![](https://img.shields.io/badge/AREkit-0.23.0-orange.svg)
diff --git a/setup.py b/setup.py
index 11be46d..03d5e0b 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@ def get_requirements(filenames):
 
 setup(
     name='arelight',
-    version='0.23.0',
+    version='0.23.0-p0',
     description='About Mass-media text processing application for your '
                 'Relation Extraction task, powered by AREkit.',
     url='https://github.com/nicolay-r/ARElight',