diff --git a/target/linux/mediatek/mt7622/config-6.18 b/target/linux/mediatek/mt7622/config-6.18
index d19a0121ce..136c192bc6 100644
--- a/target/linux/mediatek/mt7622/config-6.18
+++ b/target/linux/mediatek/mt7622/config-6.18
@@ -286,6 +286,7 @@ CONFIG_MTD_UBI_BLOCK=y
 CONFIG_MTD_UBI_FASTMAP=y
 CONFIG_MTD_UBI_NVMEM=y
 CONFIG_MTD_UBI_WL_THRESHOLD=4096
+CONFIG_MTD_VIRT_CONCAT=y
 # CONFIG_MTK_CMDQ is not set
 CONFIG_MTK_CPUX_TIMER=y
 # CONFIG_MTK_CQDMA is not set