diff --git a/pyproject.toml b/pyproject.toml
index 9f5f7d6..d99a57b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
     "httpx[http2]==0.28.1",
-    "mcp==1.11.0",
+    "mcp==1.12.4",
     "prometheus_client==0.20.0",
 ]
 
diff --git a/uv.lock b/uv.lock
index f2b56fd..f6a8af8 100644
--- a/uv.lock
+++ b/uv.lock
@@ -373,7 +373,7 @@ dev = [
 [package.metadata]
 requires-dist = [
     { name = "httpx", extras = ["http2"], specifier = "==0.28.1" },
-    { name = "mcp", specifier = "==1.11.0" },
+    { name = "mcp", specifier = "==1.12.4" },
     { name = "prometheus-client", specifier = "==0.20.0" },
 ]
 
@@ -424,7 +424,7 @@ wheels = [
 
 [[package]]
 name = "mcp"
-version = "1.11.0"
+version = "1.12.4"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anyio" },
@@ -439,9 +439,9 @@ dependencies = [
     { name = "starlette" },
     { name = "uvicorn", marker = "sys_platform != 'emscripten'" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/3a/f5/9506eb5578d5bbe9819ee8ba3198d0ad0e2fbe3bab8b257e4131ceb7dfb6/mcp-1.11.0.tar.gz", hash = "sha256:49a213df56bb9472ff83b3132a4825f5c8f5b120a90246f08b0dac6bedac44c8", size = 406907, upload-time = "2025-07-10T16:41:09.388Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/31/88/f6cb7e7c260cd4b4ce375f2b1614b33ce401f63af0f49f7141a2e9bf0a45/mcp-1.12.4.tar.gz", hash = "sha256:0765585e9a3a5916a3c3ab8659330e493adc7bd8b2ca6120c2d7a0c43e034ca5", size = 431148, upload-time = "2025-08-07T20:31:18.082Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/92/9c/c9ca79f9c512e4113a5d07043013110bb3369fc7770040c61378c7fbcf70/mcp-1.11.0-py3-none-any.whl", hash = "sha256:58deac37f7483e4b338524b98bc949b7c2b7c33d978f5fafab5bde041c5e2595", size = 155880, upload-time = "2025-07-10T16:41:07.935Z" },
+    { url = "https://files.pythonhosted.org/packages/ad/68/316cbc54b7163fa22571dcf42c9cc46562aae0a021b974e0a8141e897200/mcp-1.12.4-py3-none-any.whl", hash = "sha256:7aa884648969fab8e78b89399d59a683202972e12e6bc9a1c88ce7eda7743789", size = 160145, upload-time = "2025-08-07T20:31:15.69Z" },
 ]
 
 [[package]]