diff --git a/poetry.lock b/poetry.lock
index 40f1cee1..052c3ef5 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2,14 +2,14 @@
 
 [[package]]
 name = "authlib"
-version = "1.6.7"
+version = "1.6.9"
 description = "The ultimate Python library in building OAuth and OpenID Connect servers and clients."
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
 files = [
-    {file = "authlib-1.6.7-py2.py3-none-any.whl", hash = "sha256:c637340d9a02789d2efa1d003a7437d10d3e565237bcb5fcbc6c134c7b95bab0"},
-    {file = "authlib-1.6.7.tar.gz", hash = "sha256:dbf10100011d1e1b34048c9d120e83f13b35d69a826ae762b93d2fb5aafc337b"},
+    {file = "authlib-1.6.9-py2.py3-none-any.whl", hash = "sha256:f08b4c14e08f0861dc18a32357b33fbcfd2ea86cfe3fe149484b4d764c4a0ac3"},
+    {file = "authlib-1.6.9.tar.gz", hash = "sha256:d8f2421e7e5980cc1ddb4e32d3f5fa659cfaf60d8eaf3281ebed192e4ab74f04"},
 ]
 
 [package.dependencies]
@@ -2197,4 +2197,4 @@ testing = ["coverage[toml]", "zope.event", "zope.testing"]
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.10"
-content-hash = "acfb701ea9563fcf6a00f283fcb511e9284ccbefc2a0ae7e4ad0f19d1d604a2b"
+content-hash = "e752f98aae69f6f1d7d2f3ea48d374f8c2d28162315e4bcb6b501570994ac195"
diff --git a/pyproject.toml b/pyproject.toml
index ce8fed5b..dc27dd91 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ semver = "^2.9.0"
 gitpython = "^3.0.5"
 pytest-ordering = "^0.6"
 pytest-nhsd-apim = "^3.3.9"
-authlib = "^1.6.7"
+authlib = "^1.6.9"
 urllib3 = "^2.6.3"
 setuptools = "^80.0.1"
 cryptography = "^46.0.5"