diff --git a/poetry.lock b/poetry.lock
index 4ebe257..b1c2cbb 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,5 +1,20 @@
 # This file is automatically @generated by Poetry and should not be changed by hand.
 
+[[package]]
+name = "async-timeout"
+version = "4.0.2"
+description = "Timeout context manager for asyncio programs"
+category = "main"
+optional = false
+python-versions = ">=3.6"
+files = [
+    {file = "async-timeout-4.0.2.tar.gz", hash = "sha256:2163e1640ddb52b7a8c80d0a67a08587e5d245cc9c553a74a847056bc2976b15"},
+    {file = "async_timeout-4.0.2-py3-none-any.whl", hash = "sha256:8ca1e4fcf50d07413d66d1a5e416e42cfdf5851c981d679a09851a6853383b3c"},
+]
+
+[package.dependencies]
+typing-extensions = {version = ">=3.6.5", markers = "python_version < \"3.8\""}
+
 [[package]]
 name = "autocommand"
 version = "2.2.2"
@@ -875,18 +890,24 @@ files = [
 
 [[package]]
 name = "redis"
-version = "3.0.0"
-description = "Python client for Redis key-value store"
+version = "4.4.4"
+description = "Python client for Redis database and key-value store"
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=3.7"
 files = [
-    {file = "redis-3.0.0-py2.py3-none-any.whl", hash = "sha256:909b50e34b9780cf9201f4a11d4572952141a4da9f8740c561b2befd59dfd8de"},
-    {file = "redis-3.0.0.tar.gz", hash = "sha256:78815017ef63db5f42f3e1207f50ffd07b4b4b98ba7ffe78da59b8543b1e9a27"},
+    {file = "redis-4.4.4-py3-none-any.whl", hash = "sha256:da92a39fec86438d3f1e2a1db33c312985806954fe860120b582a8430e231d8f"},
+    {file = "redis-4.4.4.tar.gz", hash = "sha256:68226f7ede928db8302f29ab088a157f41061fa946b7ae865452b6d7838bbffb"},
 ]
 
+[package.dependencies]
+async-timeout = ">=4.0.2"
+importlib-metadata = {version = ">=1.0", markers = "python_version < \"3.8\""}
+typing-extensions = {version = "*", markers = "python_version < \"3.8\""}
+
 [package.extras]
-hiredis = ["hiredis (>=0.1.3)"]
+hiredis = ["hiredis (>=1.0.0)"]
+ocsp = ["cryptography (>=36.0.1)", "pyopenssl (==20.0.1)", "requests (>=2.26.0)"]
 
 [[package]]
 name = "requests"
@@ -1074,4 +1095,4 @@ testing = ["flake8 (<5)", "func-timeout", "jaraco.functools", "jaraco.itertools"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7"
-content-hash = "420d231769c736ba2476056e2e69c0ea0e3a87ba17334fd3b2bcb537bf6b96d8"
+content-hash = "f6fb8223d9963f20a6630f56e241be8198150bc17a79b8ff7900f6ab863963de"
diff --git a/pyproject.toml b/pyproject.toml
index cc503cc..c840b46 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -48,7 +48,7 @@ arthurw = 'arthur.bin.arthurw:main'
 python = "^3.7"
 
 python-dateutil = ">=2.8.0"
-redis = "3.0.0"
+redis = "4.4.4"
 rq = "1.0.0"
 cheroot = ">=8.2.1"
 CherryPy = ">=17.4.2"