diff --git a/pyproject.toml b/pyproject.toml
index d32075aa..4b9db611 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -95,6 +95,13 @@ Roadmap = "https://libervia.org/roadmap"
 # we need system-package for GPG
 system-packages = true
 
+[tool.hatch.envs.dev]
+dependencies = [
+    "ipdb",
+    "pudb"
+]
+
+
 [tool.hatch.version]
 path = "libervia/backend/__init__.py"