diff --git a/app/controllers/assets_controller.rb b/app/controllers/assets_controller.rb
index 247822342..41da9e9da 100644
--- a/app/controllers/assets_controller.rb
+++ b/app/controllers/assets_controller.rb
@@ -99,7 +99,7 @@ class AssetsController < ApplicationController
 
   def load_vars
     @asset = Asset.find_by_id(params[:id])
-    render_404 unless @asset
+    return render_404 unless @asset
 
     step_assoc = @asset.step
     result_assoc = @asset.result