diff --git a/pyproject.toml b/pyproject.toml
index 7968404..db67d11 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ license = {text = "AGPL-3.0-only"}
 requires-python = ">=3.11"
 keywords = ["nextcloud", "mcp", "model-context-protocol", "llm", "ai", "claude", "webdav", "caldav", "carddav"]
 dependencies = [
-    "mcp[cli] (>=1.18,<1.19)",
+    "mcp[cli] (>=1.19,<1.20)",
     "httpx (>=0.28.1,<0.29.0)",
     "pillow (>=12.0.0,<12.1.0)",
     "icalendar (>=6.0.0,<7.0.0)",
diff --git a/uv.lock b/uv.lock
index dcf206a..4cd370b 100644
--- a/uv.lock
+++ b/uv.lock
@@ -894,7 +894,7 @@ wheels = [
 
 [[package]]
 name = "mcp"
-version = "1.18.0"
+version = "1.19.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anyio" },
@@ -909,9 +909,9 @@ dependencies = [
     { name = "starlette" },
     { name = "uvicorn", marker = "sys_platform != 'emscripten'" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/1a/e0/fe34ce16ea2bacce489ab859abd1b47ae28b438c3ef60b9c5eee6c02592f/mcp-1.18.0.tar.gz", hash = "sha256:aa278c44b1efc0a297f53b68df865b988e52dd08182d702019edcf33a8e109f6", size = 482926, upload-time = "2025-10-16T19:19:55.125Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/69/2b/916852a5668f45d8787378461eaa1244876d77575ffef024483c94c0649c/mcp-1.19.0.tar.gz", hash = "sha256:213de0d3cd63f71bc08ffe9cc8d4409cc87acffd383f6195d2ce0457c021b5c1", size = 444163, upload-time = "2025-10-24T01:11:15.839Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/1b/44/f5970e3e899803823826283a70b6003afd46f28e082544407e24575eccd3/mcp-1.18.0-py3-none-any.whl", hash = "sha256:42f10c270de18e7892fdf9da259029120b1ea23964ff688248c69db9d72b1d0a", size = 168762, upload-time = "2025-10-16T19:19:53.2Z" },
+    { url = "https://files.pythonhosted.org/packages/ce/a3/3e71a875a08b6a830b88c40bc413bff01f1650f1efe8a054b5e90a9d4f56/mcp-1.19.0-py3-none-any.whl", hash = "sha256:f5907fe1c0167255f916718f376d05f09a830a215327a3ccdd5ec8a519f2e572", size = 170105, upload-time = "2025-10-24T01:11:14.151Z" },
 ]
 
 [package.optional-dependencies]
@@ -963,7 +963,7 @@ requires-dist = [
     { name = "click", specifier = ">=8.1.8" },
     { name = "httpx", specifier = ">=0.28.1,<0.29.0" },
     { name = "icalendar", specifier = ">=6.0.0,<7.0.0" },
-    { name = "mcp", extras = ["cli"], specifier = ">=1.18,<1.19" },
+    { name = "mcp", extras = ["cli"], specifier = ">=1.19,<1.20" },
     { name = "pillow", specifier = ">=12.0.0,<12.1.0" },
     { name = "pydantic", specifier = ">=2.11.4" },
     { name = "pyjwt", extras = ["crypto"], specifier = ">=2.8.0" },