diff --git a/target/linux/ramips/mt7621/config-3.14 b/target/linux/ramips/mt7621/config-3.14
index 1fd8ff278c9..c71a847dcd6 100644
--- a/target/linux/ramips/mt7621/config-3.14
+++ b/target/linux/ramips/mt7621/config-3.14
@@ -118,6 +118,7 @@ CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_M25P80=y
 CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_SPLIT_FIRMWARE=y
+CONFIG_MTD_SPLIT_SEAMA_FW=y
 CONFIG_MTD_SPLIT_TRX_FW=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y
 CONFIG_NEED_DMA_MAP_STATE=y