diff --git a/pyproject.toml b/pyproject.toml
index 2c54105..3aa6c3b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "krippendorff"
-version = "0.6.1"
+version = "0.6.2-dev"
 description = "Fast computation of the Krippendorff's alpha measure."
 authors = ["Santiago Castro <sacastro@fing.edu.uy>"]
 license = "GPL-3.0-or-later"