diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index 9ea74686b8..4378c48861 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -14,11 +14,11 @@ jobs:
 
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
 
     steps:
-      - uses: "actions/checkout@v4"
-      - uses: "actions/setup-python@v5"
+      - uses: actions/checkout@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "${{ matrix.python-version }}"
           allow-prereleases: true
@@ -30,5 +30,6 @@ jobs:
         run: "scripts/build"
       - name: "Run tests"
         run: "scripts/test"
+        timeout-minutes: 10  # TODO(@cclauss): Remove once Python 3.14 tests are passing.
       - name: "Enforce coverage"
         run: "scripts/coverage"
diff --git a/requirements.txt b/requirements.txt
index 8b5a111a71..08953d828b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,19 +11,19 @@ chardet==5.2.0
 # Documentation
 mkdocs==1.6.1
 mkautodoc==0.2.0
-mkdocs-material==9.5.47
+mkdocs-material==9.6.18
 
 # Packaging
-build==1.2.2.post1
-twine==6.0.1
+build==1.3.0
+twine==6.1.0
 
 # Tests & Linting
-coverage[toml]==7.6.1
-cryptography==44.0.1
-mypy==1.13.0
-pytest==8.3.4
+coverage[toml]==7.10.6
+cryptography==45.0.7
+mypy==1.17.1
+pytest==8.4.1
 ruff==0.12.11
-trio==0.27.0
+trio==0.30.0
 trio-typing==0.10.0
-trustme==1.2.0
-uvicorn==0.32.1
+trustme==1.2.1
+uvicorn==0.35.0
diff --git a/tests/client/test_auth.py b/tests/client/test_auth.py
index 7638b8bd68..72674e6f4b 100644
--- a/tests/client/test_auth.py
+++ b/tests/client/test_auth.py
@@ -326,7 +326,7 @@ async def test_auth_property() -> None:
     async with httpx.AsyncClient(transport=httpx.MockTransport(app)) as client:
         assert client.auth is None
 
-        client.auth = ("user", "password123")  # type: ignore
+        client.auth = ("user", "password123")
         assert isinstance(client.auth, httpx.BasicAuth)
 
         url = "https://example.org/"
diff --git a/tests/client/test_properties.py b/tests/client/test_properties.py
index eb8709813b..f9ca9f247f 100644
--- a/tests/client/test_properties.py
+++ b/tests/client/test_properties.py
@@ -3,35 +3,35 @@
 
 def test_client_base_url():
     client = httpx.Client()
-    client.base_url = "https://www.example.org/"  # type: ignore
+    client.base_url = "https://www.example.org/"
     assert isinstance(client.base_url, httpx.URL)
     assert client.base_url == "https://www.example.org/"
 
 
 def test_client_base_url_without_trailing_slash():
     client = httpx.Client()
-    client.base_url = "https://www.example.org/path"  # type: ignore
+    client.base_url = "https://www.example.org/path"
     assert isinstance(client.base_url, httpx.URL)
     assert client.base_url == "https://www.example.org/path/"
 
 
 def test_client_base_url_with_trailing_slash():
     client = httpx.Client()
-    client.base_url = "https://www.example.org/path/"  # type: ignore
+    client.base_url = "https://www.example.org/path/"
     assert isinstance(client.base_url, httpx.URL)
     assert client.base_url == "https://www.example.org/path/"
 
 
 def test_client_headers():
     client = httpx.Client()
-    client.headers = {"a": "b"}  # type: ignore
+    client.headers = {"a": "b"}
     assert isinstance(client.headers, httpx.Headers)
     assert client.headers["A"] == "b"
 
 
 def test_client_cookies():
     client = httpx.Client()
-    client.cookies = {"a": "b"}  # type: ignore
+    client.cookies = {"a": "b"}
     assert isinstance(client.cookies, httpx.Cookies)
     mycookies = list(client.cookies.jar)
     assert len(mycookies) == 1
@@ -42,7 +42,7 @@ def test_client_timeout():
     expected_timeout = 12.0
     client = httpx.Client()
 
-    client.timeout = expected_timeout  # type: ignore
+    client.timeout = expected_timeout
 
     assert isinstance(client.timeout, httpx.Timeout)
     assert client.timeout.connect == expected_timeout
diff --git a/tests/client/test_queryparams.py b/tests/client/test_queryparams.py
index e5acb0ba20..1c6d587309 100644
--- a/tests/client/test_queryparams.py
+++ b/tests/client/test_queryparams.py
@@ -17,7 +17,7 @@ def test_client_queryparams_string():
     assert client.params["a"] == "b"
 
     client = httpx.Client()
-    client.params = "a=b"  # type: ignore
+    client.params = "a=b"
     assert isinstance(client.params, httpx.QueryParams)
     assert client.params["a"] == "b"