diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig
index cd736a1d657e..5ca534a51809 100644
--- a/arch/riscv/configs/defconfig
+++ b/arch/riscv/configs/defconfig
@@ -295,7 +295,7 @@ CONFIG_NFS_V4_2=y
 CONFIG_ROOT_NFS=y
 CONFIG_9P_FS=y
 CONFIG_NLS_CODEPAGE_437=y
-CONFIG_NLS_ISO8859_1=m
+CONFIG_NLS_ISO8859_1=y
 CONFIG_SECURITY=y
 CONFIG_SECURITY_SELINUX=y
 CONFIG_SECURITY_APPARMOR=y