diff --git a/mypy/semanal.py b/mypy/semanal.py
index 9acf379b848fd..b0fd78f0796b5 100644
--- a/mypy/semanal.py
+++ b/mypy/semanal.py
@@ -1104,7 +1104,7 @@ def remove_unpack_kwargs(self, defn: FuncDef, typ: CallableType) -> CallableType
             return typ
         p_last_type = get_proper_type(last_type.type)
         if not isinstance(p_last_type, TypedDictType):
-            self.fail("Unpack item in ** argument must be a TypedDict", last_type)
+            self.fail("Unpack item in ** parameter must be a TypedDict", last_type)
             new_arg_types = typ.arg_types[:-1] + [AnyType(TypeOfAny.from_error)]
             return typ.copy_modified(arg_types=new_arg_types)
         overlap = set(typ.arg_names) & set(p_last_type.items)
diff --git a/test-data/unit/semanal-errors.test b/test-data/unit/semanal-errors.test
index 2526d633fbb8b..b69d35ce030e7 100644
--- a/test-data/unit/semanal-errors.test
+++ b/test-data/unit/semanal-errors.test
@@ -1471,7 +1471,7 @@ class Variadic(Generic[Unpack[TVariadic], Unpack[TVariadic2]]):  # E: Can only u
 def bad_args(*args: TVariadic):  # E: TypeVarTuple "TVariadic" is only valid with an unpack
     pass
 
-def bad_kwargs(**kwargs: Unpack[TVariadic]):  # E: Unpack item in ** argument must be a TypedDict
+def bad_kwargs(**kwargs: Unpack[TVariadic]):  # E: Unpack item in ** parameter must be a TypedDict
     pass
 
 [builtins fixtures/dict.pyi]