diff --git a/kiss b/kiss
index f56c1d1..9bf5cc0 100755
--- a/kiss
+++ b/kiss
@@ -1239,7 +1239,12 @@ args() {
     # keystrokes once you memorize the commands.
     case $action in
         a|alternatives)
-            if [ "$1" ]; then
+            if [ "$1" = - ]; then
+                while read -r pkg path; do
+                    pkg_swap "$pkg" "$path"
+                done
+
+            elif [ "$1" ]; then
                 pkg_swap "$@"
 
             else