通过WIX生成的MSI不会在卸载时删除应用程序根文件夹

I am having trouble getting the MSI delete my root application folder. All files are correctly deleted on uninstall except the root folder. The MSI is generated by WIX Toolset. Strange things is this happens only with MSIs dished out by our build server. The MSIs generated on my local machine work fine and they do clean up application folder properly. I ran the uninstall in verbose mode but could not find anything alarming. I am having trouble getting the MSI delete my r