public static void removeSourceRoot(Module module, VirtualFile root) {
   ModuleRootModificationUtil.updateModel(
       module,
       model -> {
         ContentEntry entry = findContentEntryWithAssertion(model, root);
         for (SourceFolder sourceFolder : entry.getSourceFolders()) {
           if (root.equals(sourceFolder.getFile())) {
             entry.removeSourceFolder(sourceFolder);
             break;
           }
         }
       });
 }