diff --git a/Gemfile.lock b/Gemfile.lock
index 8597d179..979b7f78 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -150,12 +150,11 @@ GEM
     delayed_job_active_record (4.1.0)
       activerecord (>= 3.0, < 5)
       delayed_job (>= 3.0, < 5)
-    devise (3.5.5)
+    devise (4.2.0)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 3.2.6, < 5)
+      railties (>= 4.1.0, < 5.1)
       responders
-      thread_safe (~> 0.1)
       warden (~> 1.2.3)
     devise_ichain_authenticatable (0.3.1)
       devise (>= 2.2)
diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
index 423a12b4..7bc3fca3 100644
--- a/app/controllers/registrations_controller.rb
+++ b/app/controllers/registrations_controller.rb
@@ -22,11 +22,11 @@ class RegistrationsController < Devise::RegistrationsController
   end
 
   def configure_permitted_parameters
-    devise_parameter_sanitizer.for(:account_update) do |u|
+    devise_parameter_sanitizer.permit(:account_update) do |u|
       u.
           permit(:email, :password, :password_confirmation, :current_password, :username, :email_public)
     end
-    devise_parameter_sanitizer.for(:sign_up) do |u|
+    devise_parameter_sanitizer.permit(:sign_up) do |u|
       u.
           permit(:email, :password, :password_confirmation, :name, :username)
     end
diff --git a/app/views/devise/shared/_openid_links.html.haml b/app/views/devise/shared/_openid_links.html.haml
index 463d3410..f588ed86 100644
--- a/app/views/devise/shared/_openid_links.html.haml
+++ b/app/views/devise/shared/_openid_links.html.haml
@@ -1,7 +1,7 @@
 .text-center
   .btn-group.btn-group-lg
     - omniauth_configured.each do |provider|
-      = link_to user_omniauth_authorize_path(provider), class: "btn btn-success btn-lg",
+      = link_to "user_#{provider}_omniauth_authorize".to_sym, class: "btn btn-success btn-lg",
                                                         id: "omniauth-#{provider}",
                                                         title: "Your #{provider} login" do
         %i{:class => "fa fa-#{provider}"}