diff --git a/binder/android/os/IVold.aidl b/binder/android/os/IVold.aidl
index 681e9dc..a454bd1 100644
--- a/binder/android/os/IVold.aidl
+++ b/binder/android/os/IVold.aidl
@@ -90,6 +90,8 @@
 
     void addUserKeyAuth(int userId, int userSerial, @utf8InCpp String token,
                         @utf8InCpp String secret);
+    void clearUserKeyAuth(int userId, int userSerial, @utf8InCpp String token,
+                        @utf8InCpp String secret);
     void fixateNewestUserKeyAuth(int userId);
 
     void unlockUserKey(int userId, int userSerial, @utf8InCpp String token,