diff --git a/Utils.h b/Utils.h
index 0eca902..8296ef8 100644
--- a/Utils.h
+++ b/Utils.h
@@ -205,6 +205,10 @@
 
 status_t UnmountUserFuse(userid_t userId, const std::string& absolute_lower_path,
                          const std::string& relative_upper_path);
+status_t UnmountUserFuseEnhanced(userid_t userId, const std::string& absolute_lower_path,
+                                 const std::string& relative_upper_path,
+                                 const std::string& absolute_upper_path,
+                                 const std::vector<std::string>& bind_mount_paths = {});
 
 status_t PrepareAndroidDirs(const std::string& volumeRoot);