=== modified file 'build'
--- build	2017-12-06 19:24:04 +0000
+++ build	2017-12-06 19:20:20 +0000
@@ -15,7 +15,7 @@
 
 name=$1
 shift
-target=$(encode-args "$@").$name \
+target=$(base64 -w 0 <<<${(j::)${(oq)@}} | tr /+ _-).$name \
 	|| die "Failed to generate target name"
 ./umount || exit $?
 mkdir -p meta || exit $?