diff --git a/bin/swap b/bin/swap
index ee51a9a..a441685 100755
--- a/bin/swap
+++ b/bin/swap
@@ -18,4 +18,5 @@ elif [ -d $1 ] && [ -d $2 ]; then
     mv "$tmp/$1" "$2"
 else
     echo -e "\033[1;31merror:\033[0m expected two files or two directories"
+    exit 1
 fi