diff --git a/app/controllers/devise_token_auth/omniauth_callbacks_controller.rb b/app/controllers/devise_token_auth/omniauth_callbacks_controller.rb
index 37bea0921..85add605e 100644
--- a/app/controllers/devise_token_auth/omniauth_callbacks_controller.rb
+++ b/app/controllers/devise_token_auth/omniauth_callbacks_controller.rb
@@ -112,7 +112,8 @@ def omniauth_params
 
     # break out provider attribute assignment for easy method extension
     def assign_provider_attrs(user, auth_hash)
-      attrs = auth_hash['info'].slice(*user.attribute_names)
+      attrs = auth_hash['info'].to_hash
+      attrs = attrs.slice(*user.attribute_names)
       user.assign_attributes(attrs)
     end