diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index 1aa82a3a4a..f9b6c1b450 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -262,6 +262,7 @@ define Device/comfast_cf-e314n-v2
   DEVICE_MODEL := CF-E314N
   DEVICE_VARIANT := v2
   DEVICE_PACKAGES := rssileds
+  IMAGE_SIZE := 7936k
 endef
 TARGET_DEVICES += comfast_cf-e314n-v2