diff --git a/target/linux/ar71xx/config-3.10 b/target/linux/ar71xx/config-3.10
index 1c6c53ec56..9a60aeb4e9 100644
--- a/target/linux/ar71xx/config-3.10
+++ b/target/linux/ar71xx/config-3.10
@@ -220,6 +220,7 @@ CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-2
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_SPLIT_FIRMWARE=y
+CONFIG_MTD_SPLIT_LZMA_FW=y
 CONFIG_MTD_SPLIT_SEAMA_FW=y
 CONFIG_MTD_SPLIT_SQUASHFS_ROOT=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y