diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index f127853..8225647 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -679,6 +679,8 @@
         return NO_ERROR;
     }
 
+    void setInputWindowsFinished() override {}
+
 protected:
     IBinder* onAsBinder() override { return nullptr; }