diff --git a/spec/requests/well_known/oauth_metadata_spec.rb b/spec/requests/well_known/oauth_metadata_spec.rb
index d9df21f792..1e9c60fa64 100644
--- a/spec/requests/well_known/oauth_metadata_spec.rb
+++ b/spec/requests/well_known/oauth_metadata_spec.rb
@@ -3,6 +3,12 @@
 require 'rails_helper'
 
 describe 'The /.well-known/oauth-authorization-server request' do
+  let(:protocol) { ENV.fetch('LOCAL_HTTPS', true) ? :https : :http }
+
+  before do
+    host! ENV.fetch('LOCAL_DOMAIN')
+  end
+
   it 'returns http success with valid JSON response' do
     get '/.well-known/oauth-authorization-server'
 
@@ -12,12 +18,17 @@ describe 'The /.well-known/oauth-authorization-server request' do
         media_type: 'application/json'
       )
 
-    expect(body_as_json).to match(
-      a_hash_including(
-        # FIXME: Include tests for the important URLs (for some reason routing
-        # was generating mismatching URLs between the serializer and the tests)
-        scopes_supported: Doorkeeper.configuration.scopes.map(&:to_s)
-      )
+    grant_types_supported = Doorkeeper.configuration.grant_flows.dup
+    grant_types_supported << 'refresh_token' if Doorkeeper.configuration.refresh_token_enabled?
+
+    expect(body_as_json).to include(
+      authorization_endpoint: oauth_authorization_url(protocol: protocol),
+      token_endpoint: oauth_token_url(protocol: protocol),
+      registration_endpoint: api_v1_apps_url(protocol: protocol),
+      revocation_endpoint: oauth_revoke_url(protocol: protocol),
+      scopes_supported: Doorkeeper.configuration.scopes.map(&:to_s),
+      response_types_supported: Doorkeeper.configuration.authorization_response_types,
+      grant_types_supported: grant_types_supported
     )
   end
 end