diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 2e1c24b..6a1aebd 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -44,6 +44,8 @@
 
 namespace android {
 
+using ui::ColorMode;
+
 Surface::Surface(const sp<IGraphicBufferProducer>& bufferProducer, bool controlledByApp)
       : mGraphicBufferProducer(bufferProducer),
         mCrop(Rect::EMPTY_RECT),