diff --git a/target/linux/ramips/image/mt7621.mk b/target/linux/ramips/image/mt7621.mk
index 698ab36214..d04435eae8 100644
--- a/target/linux/ramips/image/mt7621.mk
+++ b/target/linux/ramips/image/mt7621.mk
@@ -566,6 +566,7 @@ endef
 TARGET_DEVICES += netgear_ex6150
 
 define Device/netgear_sercomm_nand
+  $(Device/uimage-lzma-loader)
   BLOCKSIZE := 128k
   PAGESIZE := 2048
   KERNEL_SIZE := 4096k
@@ -659,6 +660,7 @@ endef
 TARGET_DEVICES += netgear_r6850
 
 define Device/netgear_wndr3700-v5
+  $(Device/uimage-lzma-loader)
   BLOCKSIZE := 64k
   IMAGE_SIZE := 15232k
   SERCOMM_HWID := AYB
@@ -793,6 +795,7 @@ endef
 TARGET_DEVICES += tplink_re650-v1
 
 define Device/ubiquiti_edgerouterx
+  $(Device/uimage-lzma-loader)
   IMAGE_SIZE := 256768k
   FILESYSTEMS := squashfs
   KERNEL_SIZE := 3145728
@@ -866,6 +869,7 @@ endef
 TARGET_DEVICES += wevo_w2914ns-v2
 
 define Device/xiaomi_mir3g
+  $(Device/uimage-lzma-loader)
   BLOCKSIZE := 128k
   PAGESIZE := 2048
   KERNEL_SIZE := 4096k
@@ -885,6 +889,7 @@ endef
 TARGET_DEVICES += xiaomi_mir3g
 
 define Device/xiaomi_mir3g-v2
+  $(Device/uimage-lzma-loader)
   IMAGE_SIZE := 14848k
   DEVICE_VENDOR := Xiaomi
   DEVICE_MODEL := Mi Router 3G
@@ -897,6 +902,7 @@ endef
 TARGET_DEVICES += xiaomi_mir3g-v2
 
 define Device/xiaomi_mir3p
+  $(Device/uimage-lzma-loader)
   BLOCKSIZE := 128k
   PAGESIZE := 2048
   KERNEL_SIZE:= 4096k