diff --git a/app/models/registration_request.rb b/app/models/registration_request.rb
index 6acedad4b..05697cae6 100644
--- a/app/models/registration_request.rb
+++ b/app/models/registration_request.rb
@@ -16,7 +16,7 @@ class RegistrationRequest
   # @option params [String] :pid Fully qualified PID if you don't want one generated for you
   # @option params [Integer] :workflow_priority]
   # @option params [Array<String>] :seed_datastream datastream_names (only 'descMetadata' is a permitted value)
-  # @option params [Array<String>] :initiate_workflow workflow_ids
+  # @option params [Array<String>] :initiate_workflow workflow_ids this parameter is deprecated
   # @option params [Array] :tags
   def initialize(params)
     @params = params
diff --git a/app/services/registration_service.rb b/app/services/registration_service.rb
index 363c728b8..6813af668 100644
--- a/app/services/registration_service.rb
+++ b/app/services/registration_service.rb
@@ -134,6 +134,8 @@ def ids_to_hash(ids)
     end
 
     def initiate_workflow(workflows:, item:, priority:)
+      Honeybadger.notify("RegistrationService received deprecated parameter `initiate_workflow' with: `#{workflows.inspect}'") if workflows.present?
+
       workflows.each do |workflow_id|
         Dor::Config.workflow.client.create_workflow_by_name(item.pid, workflow_id, priority: priority)
       end