diff --git a/pystac/stac_io.py b/pystac/stac_io.py
index 70fd4ce70..68c4038de 100644
--- a/pystac/stac_io.py
+++ b/pystac/stac_io.py
@@ -101,7 +101,7 @@ def json_loads(self, txt: str, *args: Any, **kwargs: Any) -> Dict[str, Any]:
             result = json.loads(txt)
         return result
 
-    def json_dumps(self, json_dict: Dict[str, Any], *args: Any, **kwargs: Any) -> str:
+    def json_dumps(self, json_dict: Dict[str, Any]) -> str:
         """Method used internally by :class:`StacIO` instances to serialize a dictionary
         to a JSON string.
 
@@ -229,8 +229,6 @@ def save_json(
         self,
         dest: Union[str, "Link_Type"],
         json_dict: Dict[str, Any],
-        *args: Any,
-        **kwargs: Any,
     ) -> None:
         """Write a dict to the given URI as JSON.
 
@@ -240,12 +238,8 @@ def save_json(
         Args:
             dest : The destination file to write the text to.
             json_dict : The JSON dict to write.
-            *args : Additional positional arguments to be passed to
-                :meth:`StacIO.json_dumps`.
-            **kwargs : Additional keyword arguments to be passed to
-                :meth:`StacIO.json_dumps`.
         """
-        txt = self.json_dumps(json_dict, *args, **kwargs)
+        txt = self.json_dumps(json_dict)
         self.write_text(dest, txt)
 
     @classmethod