diff --git a/pyproject.toml b/pyproject.toml
index 1125aece..4672573f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ dependencies = [
   "owslib >=0.29.1",
   "pandas >=2.2.0",
   "pint >=0.24.4",
-  "pydantic >=2.11,<2.12",
+  "pydantic >=2.11,<2.13",
   "pydap >=3.4.0,<3.5.5", # pydap 3.5.5 is not currently supported by `xarray` (v2025.3.1)
   "pymbolic >=2024.2",
   "scipy >=1.11.0",