diff --git a/app/controllers/admin/commercials_controller.rb b/app/controllers/admin/commercials_controller.rb
index 0680b436..e361086d 100644
--- a/app/controllers/admin/commercials_controller.rb
+++ b/app/controllers/admin/commercials_controller.rb
@@ -45,9 +45,9 @@ module Admin
     def render_commercial
       result = Commercial.render_from_url(params[:url])
       if result[:error]
-        render text: result[:error], status: 400
+        render plain: result[:error], status: 400
       else
-        render text: result[:html]
+        render plain: result[:html]
       end
     end
 
diff --git a/app/controllers/admin/venue_commercials_controller.rb b/app/controllers/admin/venue_commercials_controller.rb
index 3be0ec47..ddd13aa9 100644
--- a/app/controllers/admin/venue_commercials_controller.rb
+++ b/app/controllers/admin/venue_commercials_controller.rb
@@ -40,9 +40,9 @@ module Admin
     def render_commercial
       result = Commercial.render_from_url(params[:url])
       if result[:error]
-        render text: result[:error], status: 400
+        render plain: result[:error], status: 400
       else
-        render text: result[:html]
+        render plain: result[:html]
       end
     end
 
diff --git a/app/controllers/commercials_controller.rb b/app/controllers/commercials_controller.rb
index 13b9b2d4..1967d0d1 100644
--- a/app/controllers/commercials_controller.rb
+++ b/app/controllers/commercials_controller.rb
@@ -37,9 +37,9 @@ class CommercialsController < ApplicationController
   def render_commercial
     result = Commercial.render_from_url(params[:url])
     if result[:error]
-      render text: result[:error], status: 400
+      render plain: result[:error], status: 400
     else
-      render text: result[:html]
+      render plain: result[:html]
     end
   end