diff --git a/VoldNativeService.h b/VoldNativeService.h
index 9a05b45..594c002 100644
--- a/VoldNativeService.h
+++ b/VoldNativeService.h
@@ -116,6 +116,7 @@
 
     binder::Status startCheckpoint(int32_t retry, bool* _aidl_return);
     binder::Status needsCheckpoint(bool* _aidl_return);
+    binder::Status needsRollback(bool* _aidl_return);
     binder::Status commitChanges(bool* _aidl_return);
     binder::Status prepareDriveForCheckpoint(const std::string& mountPoint, bool* _aidl_return);
     binder::Status restoreCheckpoint(const std::string& mountPoint, bool* _aidl_return);