diff --git a/services/powermanager/IPowerManager.cpp b/services/powermanager/IPowerManager.cpp
index 9f60e75..5ecd299 100644
--- a/services/powermanager/IPowerManager.cpp
+++ b/services/powermanager/IPowerManager.cpp
@@ -32,6 +32,7 @@
     ACQUIRE_WAKE_LOCK = IBinder::FIRST_CALL_TRANSACTION,
     ACQUIRE_WAKE_LOCK_UID = IBinder::FIRST_CALL_TRANSACTION + 1,
     RELEASE_WAKE_LOCK = IBinder::FIRST_CALL_TRANSACTION + 2,
+    UPDATE_WAKE_LOCK_UIDS = IBinder::FIRST_CALL_TRANSACTION + 3,
 };
 
 class BpPowerManager : public BpInterface<IPowerManager>
@@ -78,6 +79,16 @@
         data.writeInt32(flags);
         return remote()->transact(RELEASE_WAKE_LOCK, data, &reply);
     }
+
+    virtual status_t updateWakeLockUids(const sp<IBinder>& lock, int len, const int *uids) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
+        data.writeStrongBinder(lock);
+        data.writeInt32Array(len, uids);
+        // We don't really care too much if this succeeds (there's nothing we can do if it doesn't)
+        // but it should return ASAP
+        return remote()->transact(UPDATE_WAKE_LOCK_UIDS, data, &reply, IBinder::FLAG_ONEWAY);
+    }
 };
 
 IMPLEMENT_META_INTERFACE(PowerManager, "android.os.IPowerManager");