diff --git a/libs/gui/BLASTBufferQueue.cpp b/libs/gui/BLASTBufferQueue.cpp
index ff64d65..678613b 100644
--- a/libs/gui/BLASTBufferQueue.cpp
+++ b/libs/gui/BLASTBufferQueue.cpp
@@ -159,7 +159,7 @@
     if (context == nullptr) {
         return;
     }
-    BLASTBufferQueue* bq = static_cast<BLASTBufferQueue*>(context);
+    sp<BLASTBufferQueue> bq = static_cast<BLASTBufferQueue*>(context);
     bq->transactionCallback(latchTime, presentFence, stats);
 }