diff --git a/arch/powerpc/boot/cuboot-83xx.c b/arch/powerpc/boot/cuboot-83xx.c
index acd860ed739..61af1c1e825 100644
--- a/arch/powerpc/boot/cuboot-83xx.c
+++ b/arch/powerpc/boot/cuboot-83xx.c
@@ -24,7 +24,8 @@ static void platform_fixups(void)
 	void *soc;
 
 	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
-	dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);
+	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
+	dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
 	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);
 
 	/* Unfortunately, the specific model number is encoded in the
diff --git a/arch/powerpc/boot/cuboot-85xx.c b/arch/powerpc/boot/cuboot-85xx.c
index 943779ed19b..6776a1a29f1 100644
--- a/arch/powerpc/boot/cuboot-85xx.c
+++ b/arch/powerpc/boot/cuboot-85xx.c
@@ -24,8 +24,9 @@ static void platform_fixups(void)
 	void *soc;
 
 	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
-	dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr,
-	                       bd.bi_enet2addr);
+	dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
+	dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
+	dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
 	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 8, bd.bi_busfreq);
 
 	/* Unfortunately, the specific model number is encoded in the