diff --git a/app/controllers/api/v1/push/subscriptions_controller.rb b/app/controllers/api/v1/push/subscriptions_controller.rb
index e99f20ca05..1a19bd0ef6 100644
--- a/app/controllers/api/v1/push/subscriptions_controller.rb
+++ b/app/controllers/api/v1/push/subscriptions_controller.rb
@@ -21,6 +21,8 @@ class Api::V1::Push::SubscriptionsController < Api::BaseController
   end
 
   def show
+    raise ActiveRecord::RecordNotFound if @web_subscription.nil?
+
     render json: @web_subscription, serializer: REST::WebPushSubscriptionSerializer
   end