diff --git a/poetry.lock b/poetry.lock
index 56bbf8b..e7517ac 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1398,13 +1398,13 @@ poetry-core = ">=1.7.0,<3.0.0"
 
 [[package]]
 name = "prometheus-client"
-version = "0.20.0"
+version = "0.23.1"
 description = "Python client for the Prometheus monitoring system."
 optional = false
-python-versions = ">=3.8"
+python-versions = ">=3.9"
 files = [
-    {file = "prometheus_client-0.20.0-py3-none-any.whl", hash = "sha256:cde524a85bce83ca359cc837f28b8c0db5cac7aa653a588fd7e84ba061c329e7"},
-    {file = "prometheus_client-0.20.0.tar.gz", hash = "sha256:287629d00b147a32dcb2be0b9df905da599b2d82f80377083ec8463309a4bb89"},
+    {file = "prometheus_client-0.23.1-py3-none-any.whl", hash = "sha256:dd1913e6e76b59cfe44e7a4b83e01afc9873c1bdfd2ed8739f1e76aeca115f99"},
+    {file = "prometheus_client-0.23.1.tar.gz", hash = "sha256:6ae8f9081eaaaf153a2e959d2e6c4f4fb57b12ef76c8c7980202f1e57b48b2ce"},
 ]
 
 [package.extras]
@@ -2893,4 +2893,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "908290fe9752989522db32ad79113391e31458906f1c91e1994d30e6d048d23f"
+content-hash = "28492cbcd346f1a3b35f49a303f09b31f3b15b2d6ead8273ee9aa0571ec1e303"
diff --git a/pyproject.toml b/pyproject.toml
index b3e0f7c..60fd53b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,7 @@ requests = "2.31.0"
 cachetools = "^5.3.1"
 ics = "0.7.2"
 arrow = "1.3.0"
-prometheus-client = "0.20.0"
+prometheus-client = "0.23.1"
 prometheus-fastapi-instrumentator = "7.0.0"
 pydantic-settings = "2.2.1"
 poetry = "^1.7.1"