diff --git a/lib/tasks/dmsf_webdav_test.rake b/lib/tasks/dmsf_webdav_test.rake
index 381e618e..16fe4608 100644
--- a/lib/tasks/dmsf_webdav_test.rake
+++ b/lib/tasks/dmsf_webdav_test.rake
@@ -38,7 +38,7 @@ namespace :redmine do
     prj.enable_module! :dmsf
     prj.save
     # Settings
-    Settings.rest_api_enabled = true
+    Setting.rest_api_enabled = true
     # Plugin's settings
     Setting.plugin_redmine_dmsf['dmsf_webdav'] = '1'
     Setting.plugin_redmine_dmsf['dmsf_webdav_strategy'] = 'WEBDAV_READ_WRITE'
diff --git a/test/ci/redmine_install.sh b/test/ci/redmine_install.sh
index 5fd94416..6d054cf6 100644
--- a/test/ci/redmine_install.sh
+++ b/test/ci/redmine_install.sh
@@ -49,16 +49,16 @@ test()
   bundle exec rake redmine:plugins:test:integration NAME=redmine_dmsf RAILS_ENV=test
 
   # Litmus
+  # Prepare Redmine's environment for WebDAV testing
+  bundle exec rake redmine:dmsf_webdav_test_on RAILS_ENV=test
   # Run Webrick server
   bundle exec rails server webrick -e test -d
-  # Prepare Redmine's environment for WebDAV testing
-  bundle exec rake redmine:dmsf_webdav_test_on RAILS_ENV="test"
   # Run Litmus tests
   litmus http://localhost:3000/dmsf/webdav/dmsf_test_project admin admin
-  # Clean up Redmine's environment from WebDAV testing
-  bundle exec rake redmine:dmsf_webdav_test_off RAILS_ENV="test"
   # Shutdown Webrick
   kill `cat tmp/pids/server.pid`
+  # Clean up Redmine's environment from WebDAV testing
+  bundle exec rake redmine:dmsf_webdav_test_off RAILS_ENV=test
 }
 
 uninstall()