diff --git a/stdlib/2.7/json.pyi b/stdlib/2.7/json.pyi
index d5b710693..1b0c51741 100644
--- a/stdlib/2.7/json.pyi
+++ b/stdlib/2.7/json.pyi
@@ -1,6 +1,6 @@
 from typing import Any, IO, Optional, Tuple, Callable, Dict, List, Union, Text
 
-class JSONDecodeError(object):
+class JSONDecodeError(ValueError):
     def dumps(self, obj: Any) -> str: ...
     def dump(self, obj: Any, fp: IO[str], *args: Any, **kwds: Any) -> None: ...
     def loads(self, s: str) -> Any: ...
diff --git a/stdlib/3/json.pyi b/stdlib/3/json.pyi
index 31a812019..a706f279a 100644
--- a/stdlib/3/json.pyi
+++ b/stdlib/3/json.pyi
@@ -1,6 +1,6 @@
 from typing import Any, IO, Optional, Tuple, Callable, Dict, List, Union
 
-class JSONDecodeError(object):
+class JSONDecodeError(ValueError):
     def dumps(self, obj: Any) -> str: ...
     def dump(self, obj: Any, fp: IO[str], *args: Any, **kwds: Any) -> None: ...
     def loads(self, s: str) -> Any: ...