diff --git a/arch/mips/cavium-octeon/flash_setup.c b/arch/mips/cavium-octeon/flash_setup.c
index 3395acde4d60..66d173b57c3f 100644
--- a/arch/mips/cavium-octeon/flash_setup.c
+++ b/arch/mips/cavium-octeon/flash_setup.c
@@ -22,7 +22,7 @@ static struct map_info flash_map;
 static struct mtd_info *mymtd;
 static const char *part_probe_types[] = {
 	"cmdlinepart",
-#ifdef CONFIG_MTD_REDBOOT_PARTS
+#if IS_ENABLED(CONFIG_MTD_REDBOOT_PARTS)
 	"RedBoot",
 #endif
 	NULL