diff --git a/lib/jsonapi/routing_ext.rb b/lib/jsonapi/routing_ext.rb
index 5aae3537e..13ff8a86f 100644
--- a/lib/jsonapi/routing_ext.rb
+++ b/lib/jsonapi/routing_ext.rb
@@ -44,7 +44,7 @@ def jsonapi_resource(*resources, &_block)
             options[:except] << :destroy unless options[:except].include?(:destroy) || options[:except].include?('destroy')
           end
 
-          resource @resource_type, options do
+          resource @resource_type, **options do
             # :nocov:
             if @scope.respond_to? :[]=
               # Rails 4
@@ -57,7 +57,7 @@ def jsonapi_resource(*resources, &_block)
               end
             else
               # Rails 5
-              jsonapi_resource_scope(SingletonResource.new(@resource_type, api_only?, @scope[:shallow], options), @resource_type) do
+              jsonapi_resource_scope(SingletonResource.new(@resource_type, api_only?, @scope[:shallow], **options), @resource_type) do
                 if block_given?
                   yield
                 else
@@ -119,7 +119,7 @@ def jsonapi_resources(*resources, &_block)
             options[:except] << :destroy unless options[:except].include?(:destroy) || options[:except].include?('destroy')
           end
 
-          resources @resource_type, options do
+          resources @resource_type, **options do
             # :nocov:
             if @scope.respond_to? :[]=
               # Rails 4
@@ -131,7 +131,7 @@ def jsonapi_resources(*resources, &_block)
               end
             else
               # Rails 5
-              jsonapi_resource_scope(Resource.new(@resource_type, api_only?, @scope[:shallow], options), @resource_type) do
+              jsonapi_resource_scope(Resource.new(@resource_type, api_only?, @scope[:shallow], **options), @resource_type) do
                 if block_given?
                   yield
                 else
diff --git a/test/unit/routing_compatibility_test.rb b/test/unit/routing_compatibility_test.rb
new file mode 100644
index 000000000..6ba466fd5
--- /dev/null
+++ b/test/unit/routing_compatibility_test.rb
@@ -0,0 +1,38 @@
+require 'logger'
+require 'minitest/autorun'
+require 'active_support/all'
+require 'rails'
+require 'action_controller'
+require 'jsonapi-resources'
+
+class RoutingCompatibilityResource < JSONAPI::Resource
+end
+
+class RoutingProfileResource < JSONAPI::Resource
+  singleton singleton_key: -> (context) { context[:current_user_id] }
+end
+
+class RoutingCompatibilityTest < Minitest::Test
+  def test_plural_routes_preserve_keyword_options
+    routes = ActionDispatch::Routing::RouteSet.new
+    routes.draw do
+      jsonapi_resources :routing_compatibilities, controller: 'examples', only: [:index, :show]
+    end
+
+    assert_equal '/routing-compatibilities', routes.url_helpers.routing_compatibilities_path
+    assert_equal '/routing-compatibilities/42', routes.url_helpers.routing_compatibility_path(42)
+    assert_equal ['examples'], routes.routes.map { |route| route.defaults[:controller] }.uniq
+    refute_includes routes.routes.map(&:verb), 'DELETE'
+  end
+
+  def test_singleton_routes_preserve_keyword_options
+    routes = ActionDispatch::Routing::RouteSet.new
+    routes.draw do
+      jsonapi_resource :routing_profile, controller: 'profiles', only: [:show]
+    end
+
+    assert_equal '/routing-profile', routes.url_helpers.routing_profile_path
+    assert_equal ['profiles'], routes.routes.map { |route| route.defaults[:controller] }.uniq
+    refute_includes routes.routes.map(&:verb), 'DELETE'
+  end
+end