diff --git a/.github/workflows/code-check.yml b/.github/workflows/code-check.yml
index fabdf88..37fb816 100644
--- a/.github/workflows/code-check.yml
+++ b/.github/workflows/code-check.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
 
     steps:
diff --git a/.github/workflows/python-build-test.yml b/.github/workflows/python-build-test.yml
index f1a8105..230779f 100644
--- a/.github/workflows/python-build-test.yml
+++ b/.github/workflows/python-build-test.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os: ['ubuntu-latest', 'macos-latest', 'windows-latest']
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
 
     steps:
@@ -46,7 +46,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [ "3.8", "3.9", "3.10", "3.11" ]
+        python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12" ]
         rust-version: [ "1.76.0", "stable" ]
       fail-fast: false
     steps:
diff --git a/setup.cfg b/setup.cfg
index 129ae51..6065cc6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -81,7 +81,7 @@ console_scripts =
 build =
     build >= 0.7
 test =
-    pytest >= 8.0
+    pytest >= 8.2
     pytest-asyncio >= 0.23.5
     pytest-html >= 3.2.0
     coverage >= 6.4
@@ -89,9 +89,9 @@ development =
     black == 24.3
     grpcio-tools >= 1.62.1
     invoke >= 1.7.3
-    mypy == 1.8.0
+    mypy == 1.10.0
     nox >= 2022
-    pylint == 2.15.8
+    pylint == 3.1.0
     pyyaml >= 6.0
     types-appdirs >= 1.4.3
     types-invoke >= 1.7.3
diff --git a/tests/device_test.py b/tests/device_test.py
index 5d87282..4fc6372 100644
--- a/tests/device_test.py
+++ b/tests/device_test.py
@@ -214,6 +214,12 @@ async def test_device_connect_parallel():
     d1.host.set_packet_sink(Sink(d1_flow()))
     d2.host.set_packet_sink(Sink(d2_flow()))
 
+    d1_accept_task = asyncio.create_task(d1.accept(peer_address=d0.public_address))
+    d2_accept_task = asyncio.create_task(d2.accept())
+
+    # Ensure that the accept tasks have started.
+    await async_barrier()
+
     [c01, c02, a10, a20] = await asyncio.gather(
         *[
             asyncio.create_task(
@@ -222,8 +228,8 @@ async def test_device_connect_parallel():
             asyncio.create_task(
                 d0.connect(d2.public_address, transport=BT_BR_EDR_TRANSPORT)
             ),
-            asyncio.create_task(d1.accept(peer_address=d0.public_address)),
-            asyncio.create_task(d2.accept()),
+            d1_accept_task,
+            d2_accept_task,
         ]
     )