diff --git a/pyproject.toml b/pyproject.toml
index c0a4638..7c0d751 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ license = { file = "LICENSE" }
 requires-python = ">=3.12"
 dependencies = [
     "lxml>=6.0.0",
-    "pydantic>=2.11.9",
+    "pydantic>=2.13.0",
     "returns>=0.23.0",
     "typing-extensions>=4.15.0",
     "xmlschema>=4.1.0",