diff --git a/lib/lmb.c b/lib/lmb.c
index 081e418..49a3c9e 100644
--- a/lib/lmb.c
+++ b/lib/lmb.c
@@ -332,14 +332,12 @@ int lmb_is_reserved(struct lmb *lmb, phys_addr_t addr)
 	return 0;
 }
 
-void __board_lmb_reserve(struct lmb *lmb)
+__weak void board_lmb_reserve(struct lmb *lmb)
 {
 	/* please define platform specific board_lmb_reserve() */
 }
-void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve")));
 
-void __arch_lmb_reserve(struct lmb *lmb)
+__weak void arch_lmb_reserve(struct lmb *lmb)
 {
 	/* please define platform specific arch_lmb_reserve() */
 }
-void arch_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__arch_lmb_reserve")));