diff --git a/target/linux/octeon/image/Makefile b/target/linux/octeon/image/Makefile
index 043058b06f..89cbba592c 100644
--- a/target/linux/octeon/image/Makefile
+++ b/target/linux/octeon/image/Makefile
@@ -16,7 +16,7 @@ define Device/Default
   KERNEL := kernel-bin | strip-kernel | patch-cmdline
   IMAGES := sysupgrade.tar
   FILESYSTEMS := squashfs
-  IMAGE/sysupgrade.tar := tar-file $$(FILESYSTEMS)
+  IMAGE/sysupgrade.tar := tar-file $$$$(FILESYSTEMS)
 endef
 
 define Build/tar-file