diff --git a/pyproject.toml b/pyproject.toml
index 88a6ab6..65d8391 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ dynamic = ["version", "readme"]
 dependencies = [
     "typing-extensions",
     "pint",
-    "pydantic>1,<3",
+    "pydantic>=2,<3",
     "numpy",
     "numpydantic",
 ]