diff --git a/pyproject.toml b/pyproject.toml
index 07a0934..e9a30e2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ requires-python = ">=3.10"
 license = "MIT"
 authors = [{ name = "Guillaume Raille", email = "guillaume.raille@gmail.com" }]
 dependencies = [
-    "mcp>=1.10.1",
+    "mcp[ws]>=1.10.1",
     "jsonref>=1.1.0",
     "python-dotenv>=1.0.1",
     "pydantic>=2.10.6",