diff --git a/VolumeManager.h b/VolumeManager.h
index 8620d25..6c094fc 100644
--- a/VolumeManager.h
+++ b/VolumeManager.h
@@ -129,6 +129,8 @@
 
     int setPrimary(const std::shared_ptr<android::vold::VolumeBase>& vol);
 
+    int remountUid(uid_t uid, const std::string& mode);
+
     /* Reset all internal state, typically during framework boot */
     int reset();
     /* Prepare for device shutdown, safely unmounting all devices */