diff --git a/target/linux/ramips/image/Makefile b/target/linux/ramips/image/Makefile
index d52c41f0b..1addcbf22 100644
--- a/target/linux/ramips/image/Makefile
+++ b/target/linux/ramips/image/Makefile
@@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
 define imgname
-$(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))
+$(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(1)
 endef
 
 VMLINUX:=$(IMG_PREFIX)-vmlinux