diff --git a/aurora/utilities/json.py b/aurora/utilities/json.py
index 90b335f..bac1668 100644
--- a/aurora/utilities/json.py
+++ b/aurora/utilities/json.py
@@ -57,7 +57,7 @@ def dumps(obj, *, skipkeys=False, ensure_ascii=True, check_circular=True,
     return json.dumps(
         obj,
         cls=JSONEncoder,
-        shipkeys=skipkeys,
+        skipkeys=skipkeys,
         ensure_ascii=ensure_ascii,
         check_circular=check_circular,
         allow_nan=allow_nan,