diff --git a/VolumeManager.cpp b/VolumeManager.cpp
index 98f12e8..1a8c79d 100644
--- a/VolumeManager.cpp
+++ b/VolumeManager.cpp
@@ -754,7 +754,8 @@
     while ((mentry = getmntent(fp)) != NULL) {
         auto test = std::string(mentry->mnt_dir);
         if ((android::base::StartsWith(test, "/mnt/") &&
-             !android::base::StartsWith(test, "/mnt/vendor")) ||
+             !android::base::StartsWith(test, "/mnt/vendor") &&
+             !android::base::StartsWith(test, "/mnt/product")) ||
             android::base::StartsWith(test, "/storage/")) {
             toUnmount.push_front(test);
         }