diff --git a/kiss b/kiss
index dd6f5d1..e74f735 100755
--- a/kiss
+++ b/kiss
@@ -333,7 +333,7 @@ pkg_junk() (
     # uneeded should be removed regardless.
     #
     # shellcheck disable=2046,2086
-    { IFS=:; set -- ${KISS_RM-$rm:usr/lib/charset.alias}; IFS=$old_ifs; }
+    { IFS=:; set -- ${KISS_RM:-$rm} usr/lib/charset.alias; IFS=$old_ifs; }
 
     # Loop over each junk entry and delete it if it exists.
     for junk; do