diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index b911ae7..809c80b 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -194,6 +194,7 @@
         "Tracing/TransactionTracing.cpp",
         "Tracing/TransactionProtoParser.cpp",
         "TransactionCallbackInvoker.cpp",
+        "TransactionHandler.cpp",
         "TunnelModeEnabledReporter.cpp",
     ],
 }