diff --git a/services/surfaceflinger/SurfaceTracing.h b/services/surfaceflinger/SurfaceTracing.h
index cea1a33..97adb20 100644
--- a/services/surfaceflinger/SurfaceTracing.h
+++ b/services/surfaceflinger/SurfaceTracing.h
@@ -77,7 +77,7 @@
 
 private:
     class Runner;
-    static constexpr auto DEFAULT_BUFFER_SIZE = 5_MB;
+    static constexpr auto DEFAULT_BUFFER_SIZE = 20_MB;
     static constexpr auto DEFAULT_FILE_NAME = "/data/misc/wmtrace/layers_trace.winscope";
 
     SurfaceFlinger& mFlinger;