diff --git a/geomagio/metadata/MetadataFactory.py b/geomagio/metadata/MetadataFactory.py
index 3212f6e7d0fcb2b8b2f7944f2595612cdd56a176..fdd134e602a76857c71f85f1379d8883674825c9 100644
--- a/geomagio/metadata/MetadataFactory.py
+++ b/geomagio/metadata/MetadataFactory.py
@@ -202,7 +202,7 @@ def parse_params(query: MetadataQuery) -> str:
             A dictionary of parameters formatted for the API request.
     """
     query = query.dict(exclude_none=True)
-    Parameters = {}
+    args = {}
     for key in query.keys():
         element = query[key]
         # Convert times to ISO format strings
@@ -210,9 +210,9 @@ def parse_params(query: MetadataQuery) -> str:
             element = element.isoformat()
         # Serialize the metadata dictionary to a JSON string
         elif key == "metadata" and isinstance(element, dict):
-            Parameters[key] = json.dumps(element)
+            args[key] = json.dumps(element)
         # Get string value of metadata category
         if key == "category":
             element = element.value
-        Parameters[key] = element
-    return Parameters
+        args[key] = element
+    return args