diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 22a1b36ce..512ef7185 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -57,7 +57,7 @@ repos:
     args: ["--pretty", "--show-error-codes"]
     additional_dependencies: [
         'keyring==23.0.1',
-        'nox==2020.12.31',
+        'nox==2021.6.12',
         'types-docutils==0.1.8',
         'types-six==0.1.9',
     ]
diff --git a/news/65e526fd-8d34-483b-90db-e1e1ac38741a.trivial.rst b/news/65e526fd-8d34-483b-90db-e1e1ac38741a.trivial.rst
new file mode 100644
index 000000000..e69de29bb
diff --git a/noxfile.py b/noxfile.py
index f0b5b1810..3cab71848 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -40,8 +40,7 @@ def run_with_protected_pip(session: nox.Session, *arguments: str) -> None:
     (stable) version, and not the code being tested. This ensures pip being
     used is not the code being tested.
     """
-    # https://github.com/theacodes/nox/pull/377
-    env = {"VIRTUAL_ENV": session.virtualenv.location}  # type: ignore
+    env = {"VIRTUAL_ENV": session.virtualenv.location}
 
     command = ("python", LOCATIONS["protected-pip"]) + arguments
     session.run(*command, env=env, silent=True)
@@ -87,8 +86,7 @@ def test(session: nox.Session) -> None:
         session.log(msg)
 
     # Build source distribution
-    # https://github.com/theacodes/nox/pull/377
-    sdist_dir = os.path.join(session.virtualenv.location, "sdist")  # type: ignore
+    sdist_dir = os.path.join(session.virtualenv.location, "sdist")
     if os.path.exists(sdist_dir):
         shutil.rmtree(sdist_dir, ignore_errors=True)
 
diff --git a/tools/release/__init__.py b/tools/release/__init__.py
index 06a9767d5..65fa02676 100644
--- a/tools/release/__init__.py
+++ b/tools/release/__init__.py
@@ -26,8 +26,7 @@ def get_version_from_arguments(session: Session) -> Optional[str]:
     # We delegate to a script here, so that it can depend on packaging.
     session.install("packaging")
     cmd = [
-        # https://github.com/theacodes/nox/pull/378
-        os.path.join(session.bin, "python"),  # type: ignore
+        os.path.join(session.bin, "python"),
         "tools/release/check_version.py",
         version,
     ]
@@ -156,12 +155,11 @@ def workdir(
     """Temporarily chdir when entering CM and chdir back on exit."""
     orig_dir = pathlib.Path.cwd()
 
-    # https://github.com/theacodes/nox/pull/376
-    nox_session.chdir(dir_path)  # type: ignore
+    nox_session.chdir(dir_path)
     try:
         yield dir_path
     finally:
-        nox_session.chdir(orig_dir)  # type: ignore
+        nox_session.chdir(orig_dir)
 
 
 @contextlib.contextmanager