diff --git a/app/controllers/api/v1/lists_controller.rb b/app/controllers/api/v1/lists_controller.rb
index e5ac45fefb3bd3d479e619d0a603089060cdc79f..843ca2ec2b69b5fd93a0fa7e42dc279fd14d7ce0 100644
--- a/app/controllers/api/v1/lists_controller.rb
+++ b/app/controllers/api/v1/lists_controller.rb
@@ -7,6 +7,10 @@ class Api::V1::ListsController < Api::BaseController
   before_action :require_user!
   before_action :set_list, except: [:index, :create]
 
+  rescue_from ArgumentError do |e|
+    render json: { error: e.to_s }, status: 422
+  end
+
   def index
     @lists = List.where(account: current_account).all
     render json: @lists, each_serializer: REST::ListSerializer