diff --git a/drm_hwcomposer.h b/drm_hwcomposer.h
index 5a45782..4a8b4a3 100644
--- a/drm_hwcomposer.h
+++ b/drm_hwcomposer.h
@@ -208,6 +208,7 @@
 
 struct DrmHwcLayer {
   buffer_handle_t sf_handle = NULL;
+  int gralloc_buffer_usage = 0;
   DrmHwcBuffer buffer;
   DrmHwcNativeHandle handle;
   DrmHwcTransform transform = DrmHwcTransform::kIdentity;