--- pyproject.toml.orig	2023-09-26 15:01:12 UTC
+++ pyproject.toml
@@ -215,17 +215,6 @@ packaging = ">=16.1"
 # We are currently incompatible with >=2.0.0: (https://github.com/matrix-org/synapse/issues/15858)
 pydantic = "^1.7.4"
 
-# This is for building the rust components during "poetry install", which
-# currently ignores the `build-system.requires` directive (c.f.
-# https://github.com/python-poetry/poetry/issues/6154). Both `pip install` and
-# `poetry build` do the right thing without this explicit dependency.
-#
-# This isn't really a dev-dependency, as `poetry install --no-dev` will fail,
-# but the alternative is to add it to the main list of deps where it isn't
-# needed.
-setuptools_rust = ">=1.3"
-
-
 # Optional Dependencies
 # ---------------------
 matrix-synapse-ldap3 = { version = ">=0.1", optional = true }