diff --git a/services/surfaceflinger/BufferStateLayer.h b/services/surfaceflinger/BufferStateLayer.h
index 42be62a..c0ceced 100644
--- a/services/surfaceflinger/BufferStateLayer.h
+++ b/services/surfaceflinger/BufferStateLayer.h
@@ -122,6 +122,8 @@
     bool updateFrameEventHistory(const sp<Fence>& acquireFence, nsecs_t postedTime,
                                  nsecs_t requestedPresentTime);
 
+    status_t addReleaseFence(const sp<CallbackHandle>& ch, const sp<Fence>& releaseFence);
+
     uint64_t getFrameNumber(nsecs_t expectedPresentTime) const override;
 
     bool latchSidebandStream(bool& recomputeVisibleRegions) override;