diff --git a/pyproject.toml b/pyproject.toml
index ab10e8bb9bbdc5a87d8606eb4dabe913749855bf..3d03b280eefdbb113a6617df3418d627f86e643c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "MaggotUBA-adapter"
-version = "0.3.0"
+version = "0.4.0"
 description = "Interface between MaggotUBA and the Nyx tagging UI"
 authors = ["François Laurent"]
 license = "MIT"