diff --git a/base-image-script/debian-build_pt3.sh b/base-image-script/debian-build_pt3.sh
index 38961fb..491ffc1 100644
--- a/base-image-script/debian-build_pt3.sh
+++ b/base-image-script/debian-build_pt3.sh
@@ -14,7 +14,7 @@ else
     fi
 fi
 
-TARBALL="/output/${DEBIAN_RELEASE}/${ROOTFS_DIR}.tar.bz2"
+TARBALL="/output/$DEBIAN_RELEASE/${ROOTFS_DIR}.tar.bz2"
 
 echo "[INFO] Unmounting system directories (ignore errors)..."
 for dir in sys proc dev/pts dev; do