diff --git a/.flake8 b/.flake8
deleted file mode 100644
index 684ff8df..00000000
--- a/.flake8
+++ /dev/null
@@ -1,10 +0,0 @@
-[flake8]
-# NOTE: Can ruff replace flake8? See `tool.isort`, these two configs should be
-# kept in sync until we pick one.
-ignore = E203, E266, E501, W503, F403, F401
-per-file-ignores =
-  conda_lock/src_parser/meta_yaml.py:E122
-
-max-line-length = 89
-max-complexity = 19
-select = B,C,E,F,W,T4,B9
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 8c45525a..7d51e8eb 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -24,18 +24,6 @@ repos:
   - id: ruff
     args: ["--fix"]
 
-# Ruff should catch (and mostly fix) everything that flake8 and isort do; if
-# either of these checks fails, can Ruff's config be updated to catch the same?
-- repo: https://github.com/pycqa/flake8
-  rev: 6.1.0
-  hooks:
-  - id: flake8
-- repo: https://github.com/pycqa/isort
-  rev: 5.12.0
-  hooks:
-  - id: isort
-    args: ["--profile", "black", "--filter-files"]
-
 - repo: https://github.com/pre-commit/mirrors-mypy
   rev: v1.5.1
   hooks:
diff --git a/conda_lock/lockfile/v2prelim/models.py b/conda_lock/lockfile/v2prelim/models.py
index 71ad4352..2cc35c26 100644
--- a/conda_lock/lockfile/v2prelim/models.py
+++ b/conda_lock/lockfile/v2prelim/models.py
@@ -1,6 +1,3 @@
-# isort: skip_file
-# TODO: Remove the isort skip comment above if/when isort is no longer used. This skip
-# exists because isort and ruff disagree about how to sort the imports in this file.
 from collections import defaultdict
 from typing import ClassVar, Dict, List, Optional
 
@@ -10,10 +7,12 @@
     GitMeta,
     HashModel,
     InputMeta,
+    LockMeta,
+    MetadataOption,
+    TimeMeta,
 )
 from conda_lock.lockfile.v1.models import LockedDependency as LockedDependencyV1
 from conda_lock.lockfile.v1.models import Lockfile as LockfileV1
-from conda_lock.lockfile.v1.models import LockMeta, MetadataOption, TimeMeta
 from conda_lock.models import StrictModel
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 9fb2c0b6..b6523232 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -108,18 +108,6 @@ exclude = [
     "tests",
 ]
 
-[tool.isort]
-# NOTE: Can ruff replace isort? See `tool.ruff.isort`, these two configs should
-# be kept in sync until we pick one.
-atomic = true
-force_grid_wrap = 0
-include_trailing_comma = true
-lines_after_imports = 2
-lines_between_types = 1
-multi_line_output = 3
-use_parentheses = true
-known_first_party = "attr"
-
 [tool.pytest.ini_options]
 addopts = "-vrsx -n auto"
 flake8-max-line-length = 105
@@ -199,8 +187,6 @@ select = [
 max-complexity = 18
 
 [tool.ruff.isort]
-# NOTE: Can ruff replace isort? See `tool.isort`, these two configs should be
-# kept in sync until we pick one.
 lines-after-imports = 2
 lines-between-types = 1
 known-first-party = ["attr"]