diff --git a/include/sys/socket.h b/include/sys/socket.h
index 05a6d38355..70c4261188 100644
--- a/include/sys/socket.h
+++ b/include/sys/socket.h
@@ -323,7 +323,7 @@
  * the fields of those structures without alignment problems.
  */
 
-struct sockaddr_storage
+struct aligned_data(SS_ALIGNSIZE) sockaddr_storage
 {
   sa_family_t ss_family;       /* Address family */