diff --git a/DESCRIPTION b/DESCRIPTION
index 1277566..e4dd977 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: proporz
 Type: Package
 Title: Proportional Apportionment
-Version: 1.3.0
+Version: 1.3.1
 Author: Flavio Poletti
 Maintainer: Flavio Poletti <flavio.poletti@hotmail.ch>
 Description: Calculate seat apportionment for legislative bodies using