diff --git a/server/rooms/inputs.py b/server/rooms/inputs.py
index 9f1ebef8..9c223090 100644
--- a/server/rooms/inputs.py
+++ b/server/rooms/inputs.py
@@ -9,9 +9,9 @@ class RoomInput(InputObjectType):
     appearance = graphene.String()
 
 
-class RoomAddInput(RoomInput):
+class AddRoomArgumen(RoomInput):
     pass
 
 
-class RoomChangeInput(RoomInput):
+class ChangeRoomArgument(RoomInput):
     id = graphene.ID(required=True)
diff --git a/server/rooms/mutations.py b/server/rooms/mutations.py
index 5b3035e2..b659d9a1 100644
--- a/server/rooms/mutations.py
+++ b/server/rooms/mutations.py
@@ -2,7 +2,7 @@ import graphene
 from graphene import relay
 
 from api.utils import get_object
-from rooms.inputs import RoomChangeInput, RoomAddInput
+from rooms.inputs import ChangeRoomArgument, AddRoomArgumen
 from rooms.schema import RoomNode
 from rooms.serializers import RoomSerializer
 from user.models import UserGroup
@@ -27,12 +27,12 @@ class MutateRoom(relay.ClientIDMutation):
 
 class AddRoom(MutateRoom):
     class Input:
-        room = graphene.Argument(RoomAddInput)  # NB: can't be named AddRoomInput, otherwise graphene complains
+        room = graphene.Argument(AddRoomArgumen)  # NB: can't be named AddRoomInput, otherwise graphene complains
 
 
 class ChangeRoom(MutateRoom):
     class Input:
-        room = graphene.Argument(RoomChangeInput)  # NB: can't be named ChangeRoomInput, otherwise graphene complains
+        room = graphene.Argument(ChangeRoomArgument)  # NB: can't be named ChangeRoomInput, otherwise graphene complains
 
 
 class RoomMutations: