diff --git a/drm/DrmPlane.cpp b/drm/DrmPlane.cpp
index 36f29b7..8f31ee5 100644
--- a/drm/DrmPlane.cpp
+++ b/drm/DrmPlane.cpp
@@ -189,7 +189,7 @@
     return false;
   }
 
-  if (!alpha_property_ && layer->pi.alpha != UINT16_MAX) {
+  if (!alpha_property_ && layer->pi.alpha != kAlphaOpaque) {
     ALOGV("Alpha is not supported on plane %d", GetId());
     return false;
   }