diff --git a/poetry.lock b/poetry.lock
index 0fdf274..362ac06 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.4 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.3.4 and should not be changed by hand.
 
 [[package]]
 name = "bottle"
@@ -6,12 +6,25 @@ version = "0.12.25"
 description = "Fast and simple WSGI-framework for small web-applications."
 optional = false
 python-versions = "*"
+groups = ["main"]
 files = [
     {file = "bottle-0.12.25-py3-none-any.whl", hash = "sha256:d6f15f9d422670b7c073d63bd8d287b135388da187a0f3e3c19293626ce034ea"},
     {file = "bottle-0.12.25.tar.gz", hash = "sha256:e1a9c94970ae6d710b3fb4526294dfeb86f2cb4a81eff3a4b98dc40fb0e5e021"},
 ]
 
+[[package]]
+name = "legacy-cgi"
+version = "2.6.4"
+description = "Fork of the standard library cgi and cgitb modules removed in Python 3.13"
+optional = false
+python-versions = ">=3.8"
+groups = ["main"]
+files = [
+    {file = "legacy_cgi-2.6.4-py3-none-any.whl", hash = "sha256:7e235ce58bf1e25d1fc9b2d299015e4e2cd37305eccafec1e6bac3fc04b878cd"},
+    {file = "legacy_cgi-2.6.4.tar.gz", hash = "sha256:abb9dfc7835772f7c9317977c63253fd22a7484b5c9bbcdca60a29dcce97c577"},
+]
+
 [metadata]
-lock-version = "2.0"
+lock-version = "2.1"
 python-versions = "^3.9"
-content-hash = "861e3ad9d0b00deb876d2ca7797a608f215c7b91ec9b38f367b24bd096a28478"
+content-hash = "19caa4a129f9c7cc8e35e26de5edb2eb372f191ab9dfa0c5cc57b75dc04a8d9a"
diff --git a/pyproject.toml b/pyproject.toml
index 01bb425..72af8fe 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,13 +3,12 @@ name = "foobazdmx"
 version = "0.1.0"
 description = ""
 authors = ["Stefan Bethke <stb@lassitu.de>"]
-#package-mode = false
+package-mode = false
 
 [tool.poetry.dependencies]
 python = "^3.9"
 bottle = "^0.12.21"
-
-[tool.poetry.dev-dependencies]
+legacy-cgi = "^2.6.4"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]