diff --git a/test/unit/lib/redmine/scm/adapters/cvs_adapter_test.rb b/test/unit/lib/redmine/scm/adapters/cvs_adapter_test.rb
index e063d44f..b6b4b6ee 100644
--- a/test/unit/lib/redmine/scm/adapters/cvs_adapter_test.rb
+++ b/test/unit/lib/redmine/scm/adapters/cvs_adapter_test.rb
@@ -5,6 +5,7 @@ begin
   class CvsAdapterTest < ActiveSupport::TestCase
     
     REPOSITORY_PATH = RAILS_ROOT.gsub(%r{config\/\.\.}, '') + '/tmp/test/cvs_repository'
+    REPOSITORY_PATH.gsub!(/\//, "\\") if Redmine::Platform.mswin?
     MODULE_NAME = 'test'
 
     if File.directory?(REPOSITORY_PATH)