diff --git a/spa/include/spa/buffer/type-info.h b/spa/include/spa/buffer/type-info.h
index 1860f8364..cee813113 100644
--- a/spa/include/spa/buffer/type-info.h
+++ b/spa/include/spa/buffer/type-info.h
@@ -49,6 +49,7 @@ static const struct spa_type_info spa_type_data_type[] = {
 	{ SPA_DATA_MemPtr, SPA_TYPE_Int, SPA_TYPE_INFO_DATA_BASE "MemPtr", NULL },
 	{ SPA_DATA_MemFd, SPA_TYPE_Int, SPA_TYPE_INFO_DATA_FD_BASE "MemFd", NULL },
 	{ SPA_DATA_DmaBuf, SPA_TYPE_Int, SPA_TYPE_INFO_DATA_FD_BASE "DmaBuf", NULL },
+	{ SPA_DATA_MemId, SPA_TYPE_Int, SPA_TYPE_INFO_DATA_BASE "MemId", NULL },
 	{ 0, 0, NULL, NULL },
 };
 
diff --git a/spa/include/spa/pod/pod.h b/spa/include/spa/pod/pod.h
index 7f860b316..b8b9a95d4 100644
--- a/spa/include/spa/pod/pod.h
+++ b/spa/include/spa/pod/pod.h
@@ -166,7 +166,7 @@ struct spa_pod_struct {
 struct spa_pod_object_body {
 	uint32_t type;		/**< one of enum spa_type */
 	uint32_t id;		/**< id of the object, depends on the object type */
-	/* contents follow, series of spa_pod */
+	/* contents follow, series of spa_pod_prop */
 };
 
 struct spa_pod_object {