diff --git a/target/linux/ramips/image/Makefile b/target/linux/ramips/image/Makefile
index 6e6b10bd46..45ae3a585a 100644
--- a/target/linux/ramips/image/Makefile
+++ b/target/linux/ramips/image/Makefile
@@ -935,7 +935,7 @@ endef
 
 define Device/firewrt
   DTS := FIREWRT
-  IMAGE_SIZE := $(ralink_default_fw_size_8M)
+  IMAGE_SIZE := $(ralink_default_fw_size_16M)
 endef
 
 #