diff --git a/pyrhubarb-mcp/poetry.lock b/pyrhubarb-mcp/poetry.lock
index 5bd6f1d..fbb4d90 100644
--- a/pyrhubarb-mcp/poetry.lock
+++ b/pyrhubarb-mcp/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.3 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"
@@ -844,14 +844,14 @@ testing = ["coverage", "pytest", "pytest-cov", "pytest-regressions", "requests"]
 
 [[package]]
 name = "mcp"
-version = "1.17.0"
+version = "1.23.0"
 description = "Model Context Protocol SDK"
 optional = false
 python-versions = ">=3.10"
 groups = ["main"]
 files = [
-    {file = "mcp-1.17.0-py3-none-any.whl", hash = "sha256:0660ef275cada7a545af154db3082f176cf1d2681d5e35ae63e014faf0a35d40"},
-    {file = "mcp-1.17.0.tar.gz", hash = "sha256:1b57fabf3203240ccc48e39859faf3ae1ccb0b571ff798bbedae800c73c6df90"},
+    {file = "mcp-1.23.0-py3-none-any.whl", hash = "sha256:5a645cf111ed329f4619f2629a3f15d9aabd7adc2ea09d600d31467b51ecb64f"},
+    {file = "mcp-1.23.0.tar.gz", hash = "sha256:84e0c29316d0a8cf0affd196fd000487ac512aa3f771b63b2ea864e22961772b"},
 ]
 
 [package.dependencies]
@@ -861,10 +861,13 @@ httpx-sse = ">=0.4"
 jsonschema = ">=4.20.0"
 pydantic = ">=2.11.0,<3.0.0"
 pydantic-settings = ">=2.5.2"
+pyjwt = {version = ">=2.10.1", extras = ["crypto"]}
 python-multipart = ">=0.0.9"
 pywin32 = {version = ">=310", markers = "sys_platform == \"win32\""}
 sse-starlette = ">=1.6.1"
 starlette = ">=0.27"
+typing-extensions = ">=4.9.0"
+typing-inspection = ">=0.4.1"
 uvicorn = {version = ">=0.31.1", markers = "sys_platform != \"emscripten\""}
 
 [package.extras]
@@ -1430,6 +1433,27 @@ files = [
 [package.extras]
 windows-terminal = ["colorama (>=0.4.6)"]
 
+[[package]]
+name = "pyjwt"
+version = "2.10.1"
+description = "JSON Web Token implementation in Python"
+optional = false
+python-versions = ">=3.9"
+groups = ["main"]
+files = [
+    {file = "PyJWT-2.10.1-py3-none-any.whl", hash = "sha256:dcdd193e30abefd5debf142f9adfcdd2b58004e644f25406ffaebd50bd98dacb"},
+    {file = "pyjwt-2.10.1.tar.gz", hash = "sha256:3cc5772eb20009233caf06e9d8a0577824723b44e6648ee0a2aedb6cf9381953"},
+]
+
+[package.dependencies]
+cryptography = {version = ">=3.4.0", optional = true, markers = "extra == \"crypto\""}
+
+[package.extras]
+crypto = ["cryptography (>=3.4.0)"]
+dev = ["coverage[toml] (==5.0.4)", "cryptography (>=3.4.0)", "pre-commit", "pytest (>=6.0.0,<7.0.0)", "sphinx", "sphinx-rtd-theme", "zope.interface"]
+docs = ["sphinx", "sphinx-rtd-theme", "zope.interface"]
+tests = ["coverage[toml] (==5.0.4)", "pytest (>=6.0.0,<7.0.0)"]
+
 [[package]]
 name = "pypdfium2"
 version = "4.30.0"