diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 259ef9f..d525a33 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -665,6 +665,7 @@
         return NO_ERROR;
     }
     status_t uncacheBuffer(const sp<IBinder>& /*token*/, int32_t /*bufferId*/) { return NO_ERROR; }
+    status_t isWideColorDisplay(const sp<IBinder>&, bool*) const override { return NO_ERROR; }
 
 protected:
     IBinder* onAsBinder() override { return nullptr; }