diff --git a/arch/h8300/Kconfig.debug b/arch/h8300/Kconfig.debug
index 554efe604a08..996d97e953b0 100644
--- a/arch/h8300/Kconfig.debug
+++ b/arch/h8300/Kconfig.debug
@@ -59,7 +59,7 @@ config BLKDEV_RESERVE
 	help
 	  Reserved BLKDEV area.
 
-config CONFIG_BLKDEV_RESERVE_ADDRESS
+config BLKDEV_RESERVE_ADDRESS
 	hex 'start address'
 	depends on BLKDEV_RESERVE
 	help