diff --git a/setup.py b/setup.py
index 94a2c52..25bf8fa 100644
--- a/setup.py
+++ b/setup.py
@@ -25,7 +25,7 @@
 
 develop_requires = [
     "mypy<1.11",
-    "poethepoet<0.27",
+    "poethepoet<0.28",
     "pyproject-fmt<2.2",
     "ruff<0.5",
     "sphinx-autobuild==2021.3.14",  # Newer versions stopped "watching" appropriately?