diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 8c46515..64348a5 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -6755,7 +6755,7 @@
         if (captureListener) {
             // TODO: The future returned by std::async blocks the main thread. Return a chain of
             // futures to the Binder thread instead.
-            std::async([=]() mutable {
+            (void)std::async([=]() mutable {
                 ATRACE_NAME("captureListener is nonnull!");
                 auto fenceResult = renderFuture.get();
                 // TODO(b/232535621): Change ScreenCaptureResults to store a FenceResult.