diff --git a/templates/pyproject.toml b/templates/pyproject.toml
index 079ef1b..a328bd7 100644
--- a/templates/pyproject.toml
+++ b/templates/pyproject.toml
@@ -134,6 +134,8 @@ ignore = [
     # https://learn.scientific-python.org/development/guides/style/#PC180
     # Not possible to run on the hardware used by the majority of our developers. Might change in future!
     "PC180", # Uses prettier.
+    # https://learn.scientific-python.org/development/guides/packaging-simple#PP006
+    "PP006",  # Uses dev dependency group
 ]
 
 [tool.ruff]