X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/ad25d712525293ce4f95f5a059b390036ec60dc3..c7d692a3f09d8116cc52591f8852c4e0d6e4ab3c:/apps/workbench/app/controllers/pipeline_instances_controller.rb

diff --git a/apps/workbench/app/controllers/pipeline_instances_controller.rb b/apps/workbench/app/controllers/pipeline_instances_controller.rb
index ab0e55b22a..26a9f85d4e 100644
--- a/apps/workbench/app/controllers/pipeline_instances_controller.rb
+++ b/apps/workbench/app/controllers/pipeline_instances_controller.rb
@@ -67,7 +67,7 @@ class PipelineInstancesController < ApplicationController
   end
 
   def update
-    @updates ||= params[@object.class.to_s.underscore.singularize.to_sym]
+    @updates ||= params.to_unsafe_hash[@object.class.to_s.underscore.singularize.to_sym]
     if (components = @updates[:components])
       components.each do |cname, component|
         if component[:script_parameters]