diff --git a/cros_gralloc/cros_gralloc_types.h b/cros_gralloc/cros_gralloc_types.h
index 1fa81de..22f58e2 100644
--- a/cros_gralloc/cros_gralloc_types.h
+++ b/cros_gralloc/cros_gralloc_types.h
@@ -7,14 +7,17 @@
 #ifndef CROS_GRALLOC_TYPES_H
 #define CROS_GRALLOC_TYPES_H
 
+#include <string>
+
 struct cros_gralloc_buffer_descriptor {
 	uint32_t width;
 	uint32_t height;
-	uint32_t consumer_usage;
-	uint32_t producer_usage;
-	uint32_t droid_format;
+	int32_t droid_format;
+	int32_t droid_usage;
 	uint32_t drm_format;
 	uint64_t use_flags;
+	uint64_t reserved_region_size;
+	std::string name;
 };
 
 #endif