diff --git a/pyproject.toml b/pyproject.toml
index 3d6f022..6620821 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pytaxonomies"
-version = "1.3"
+version = "1.4"
 description = "Python API for the taxonomies."
 authors = ["Raphaël Vinot <raphael.vinot@circl.lu>"]
 license = "BSD-3-Clause"