diff --git a/binder/android/os/IVold.aidl b/binder/android/os/IVold.aidl
index 6a69804..f20faca 100644
--- a/binder/android/os/IVold.aidl
+++ b/binder/android/os/IVold.aidl
@@ -140,7 +140,7 @@
     FileDescriptor openAppFuseFile(int uid, int mountId, int fileId, int flags);
 
     boolean incFsEnabled();
-    IncrementalFileSystemControlParcel mountIncFs(@utf8InCpp String backingPath, @utf8InCpp String targetDir, int flags);
+    IncrementalFileSystemControlParcel mountIncFs(@utf8InCpp String backingPath, @utf8InCpp String targetDir, int flags, @utf8InCpp String sysfsName);
     void unmountIncFs(@utf8InCpp String dir);
     void setIncFsMountOptions(in IncrementalFileSystemControlParcel control, boolean enableReadLogs, boolean enableReadTimeouts);
     void bindMount(@utf8InCpp String sourceDir, @utf8InCpp String targetDir);