diff --git a/target/linux/ramips/image/mt7621.mk b/target/linux/ramips/image/mt7621.mk
index c3e2291a9d..9c451c26bf 100644
--- a/target/linux/ramips/image/mt7621.mk
+++ b/target/linux/ramips/image/mt7621.mk
@@ -306,6 +306,7 @@ TARGET_DEVICES += buffalo_wsr-2533dhpl
 
 define Device/buffalo_wsr-600dhp
   $(Device/dsa-migration)
+  $(Device/uimage-lzma-loader)
   IMAGE_SIZE := 16064k
   DEVICE_VENDOR := Buffalo
   DEVICE_MODEL := WSR-600DHP