diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
index da2299ded..f251983eb 100644
--- a/app/controllers/registrations_controller.rb
+++ b/app/controllers/registrations_controller.rb
@@ -1,4 +1,5 @@
 class RegistrationsController < Devise::RegistrationsController
+  respond_to :json
 
   def edit
     @twitter_auth  = current_member.auth('twitter')
diff --git a/app/controllers/sessions_controller.rb b/app/controllers/sessions_controller.rb
index 99676c86f..cc461f1c3 100644
--- a/app/controllers/sessions_controller.rb
+++ b/app/controllers/sessions_controller.rb
@@ -1,4 +1,6 @@
 class SessionsController < Devise::SessionsController
+  respond_to :json
+
   def create
     super do |resource|
       if Crop.pending_approval.present? && current_member.has_role?(:crop_wrangler)