diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 3cbd24c8..70a4e3c2 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -95,7 +95,7 @@ New APIs:
 - ``Name.get_signatures() -> List[Signature]``. Signatures are similar to
   ``CallSignature``. ``Name.params`` is therefore deprecated.
 - ``Signature.to_string()`` to format signatures.
-- ``Signature.params -> List[ParamDefinition]``, ParamDefinition has the
+- ``Signature.params -> List[ParamName]``, ParamName has the
   following additional attributes ``infer_default()``, ``infer_annotation()``,
   ``to_string()``, and ``kind``.
 - ``Name.execute() -> List[Name]``, makes it possible to infer
diff --git a/jedi/api/classes.py b/jedi/api/classes.py
index 4feef116..8ae9296f 100644
--- a/jedi/api/classes.py
+++ b/jedi/api/classes.py
@@ -787,9 +787,9 @@ class BaseSignature(Name):
         Returns definitions for all parameters that a signature defines.
         This includes stuff like ``*args`` and ``**kwargs``.
 
-        :rtype: list of :class:`ParamDefinition`
+        :rtype: list of :class:`ParamName`
         """
-        return [ParamDefinition(self._inference_state, n)
+        return [ParamName(self._inference_state, n)
                 for n in self._signature.get_param_names(resolve_stars=True)]
 
     def to_string(self):
@@ -842,7 +842,7 @@ class Signature(BaseSignature):
         )
 
 
-class ParamDefinition(Name):
+class ParamName(Name):
     def infer_default(self):
         """
         Returns default values like the ``1`` of ``def foo(x=1):``.