diff --git a/ops/framework.py b/ops/framework.py
index 06dc5c55c..a7c4ff666 100644
--- a/ops/framework.py
+++ b/ops/framework.py
@@ -716,7 +716,7 @@ def register_type(
             parent_path = parent.path
 
         kind_: str = kind or cls.handle_kind
-        self._type_registry[(parent_path, kind_)] = cls
+        self._type_registry[parent_path, kind_] = cls
         self._type_known.add(cls)
 
     def save_snapshot(self, value: Union['StoredStateData', 'EventBase']):
diff --git a/ops/pebble.py b/ops/pebble.py
index 614451944..6301fa503 100644
--- a/ops/pebble.py
+++ b/ops/pebble.py
@@ -3216,7 +3216,7 @@ def feed(self, data: bytes):
         self._parser.feed(data)
 
     def _prepare_tempfile(self, filename: str):
-        tf = tempfile.NamedTemporaryFile(delete=False)
+        tf = tempfile.NamedTemporaryFile(delete=False)  # noqa: SIM115
         self._files[filename] = tf  # type: ignore # we have a custom protocol for it
         self.current_filename = filename
 
diff --git a/pyproject.toml b/pyproject.toml
index 024bb943e..44040ca5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -171,10 +171,10 @@ ignore = [
     "RUF015",
     # Mutable class attributes should be annotated with `typing.ClassVar`
     "RUF012",
-    # Unnecessary dict comprehension for iterable; use `dict.fromkeys` instead
-    "RUF025",
     # Unnecessary `tuple` call (rewrite as a literal)
     "C408",
+    # Unnecessary dict comprehension for iterable; use `dict.fromkeys` instead
+    "C420",
 ]
 
 [tool.ruff.lint.pyupgrade]
diff --git a/test/test_main.py b/test/test_main.py
index 6aea9eed4..2ce616268 100644
--- a/test/test_main.py
+++ b/test/test_main.py
@@ -1231,7 +1231,7 @@ def test_hook_and_dispatch_with_failing_hook(
         request: pytest.FixtureRequest,
         fake_script: FakeScript,
     ):
-        self.stdout = self.stderr = tempfile.TemporaryFile()
+        self.stdout = self.stderr = tempfile.TemporaryFile()  # noqa: SIM115
         request.addfinalizer(self.stdout.close)
 
         fake_script_hooks = FakeScript(request, self.hooks_dir)
@@ -1383,7 +1383,7 @@ def _call_event(
     @pytest.mark.usefixtures('setup_charm')
     def test_crash_action(self, request: pytest.FixtureRequest, fake_script: FakeScript):
         self._prepare_actions()
-        self.stderr = tempfile.TemporaryFile('w+t')
+        self.stderr = tempfile.TemporaryFile('w+t')  # noqa: SIM115
         request.addfinalizer(self.stderr.close)
         fake_script.write('action-get', "echo '{}'")
         with pytest.raises(subprocess.CalledProcessError):
diff --git a/test/test_model.py b/test/test_model.py
index 7eb2ffafe..01df174da 100644
--- a/test/test_model.py
+++ b/test/test_model.py
@@ -2808,7 +2808,7 @@ def test_relation_set_juju_version_quirks(
         version: str,
     ):
         # on 2.7.0+, things proceed as expected
-        t = tempfile.NamedTemporaryFile()
+        t = tempfile.NamedTemporaryFile()  # noqa: SIM115
         try:
             fake_script.write(
                 'relation-set',
diff --git a/test/test_pebble.py b/test/test_pebble.py
index 082aeaf8b..602fe3134 100644
--- a/test/test_pebble.py
+++ b/test/test_pebble.py
@@ -3691,9 +3691,9 @@ def test_wait_passed_output_bad_command(
         assert io_ws.sends == []
 
     def test_wait_file_io(self, client: MockClient):
-        fin = tempfile.TemporaryFile(mode='w+', encoding='utf-8')
-        out = tempfile.TemporaryFile(mode='w+', encoding='utf-8')
-        err = tempfile.TemporaryFile(mode='w+', encoding='utf-8')
+        fin = tempfile.TemporaryFile(mode='w+', encoding='utf-8')  # noqa: SIM115
+        out = tempfile.TemporaryFile(mode='w+', encoding='utf-8')  # noqa: SIM115
+        err = tempfile.TemporaryFile(mode='w+', encoding='utf-8')  # noqa: SIM115
         try:
             fin.write('foo\n')
             fin.seek(0)
diff --git a/test/test_storage.py b/test/test_storage.py
index 2df43df1d..6c5a842a9 100644
--- a/test/test_storage.py
+++ b/test/test_storage.py
@@ -441,7 +441,7 @@ def test_is_available(self, fake_script: FakeScript):
         assert fake_script.calls(clear=True) == []
 
     def test_set_encodes_args(self, fake_script: FakeScript):
-        t = tempfile.NamedTemporaryFile()
+        t = tempfile.NamedTemporaryFile()  # noqa: SIM115
         try:
             fake_script.write(
                 'state-set',
@@ -478,7 +478,7 @@ def test_get(self, fake_script: FakeScript):
         ]
 
     def test_set_and_get_complex_value(self, fake_script: FakeScript):
-        t = tempfile.NamedTemporaryFile()
+        t = tempfile.NamedTemporaryFile()  # noqa: SIM115
         try:
             fake_script.write(
                 'state-set',
diff --git a/tox.ini b/tox.ini
index 75df7a569..947454c86 100644
--- a/tox.ini
+++ b/tox.ini
@@ -60,14 +60,14 @@ commands =
 [testenv:fmt]
 description = Apply coding style standards to code
 deps =
-    ruff==0.4.5
+    ruff==0.7.0
 commands =
     ruff format --preview
 
 [testenv:lint]
 description = Check code against coding style standards
 deps =
-    ruff==0.4.5
+    ruff==0.7.0
     codespell==2.3.0
 commands =
     ruff check --preview