diff --git a/src/mednet/libs/common/scripts/utils.py b/src/mednet/libs/common/scripts/utils.py
index 3986cf0542b7b94bf635fe6526c8205925f11dd2..cfc0a9c6e9c7a2d2de9e234c07454c82b2712202 100644
--- a/src/mednet/libs/common/scripts/utils.py
+++ b/src/mednet/libs/common/scripts/utils.py
@@ -267,7 +267,7 @@ def save_json_with_backup(path: pathlib.Path, data: JSONable) -> None:
 
 def save_json_metadata(
     output_file: pathlib.Path,
-    **kwargs: dict[str, typing.Any],
+    **kwargs: typing.Any,
 ) -> None:  # numpydoc ignore=PR01
     """Save prediction hyperparameters into a .json file."""