diff --git a/pyproject.toml b/pyproject.toml
index 38e9322a..342423b6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ classifiers = [
     "Topic :: Software Development :: Libraries",
 ]
 dependencies = [
-    "pydantic>=2.5,<3",
+    "pydantic>=2.13.4,<3",
     "click>=8.1,<9",
     "pyyaml>=6,<7",
     "mcp>=1.0,<2",