diff --git a/setup.py b/setup.py
index d21dc69..8e7a981 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
 
 setuptools.setup(
     name="pangres",
-    version="4.2.0",
+    version="4.2.1",
     license='The Unlicense',
     author="Thibault Bétrémieux",
     author_email="thibault.betremieux@gmail.com",