diff --git a/makebk b/makebk
index 355fe30..bda4090 100644
--- a/makebk
+++ b/makebk
@@ -1,13 +1,13 @@
 #!/bin/sh
 
-# This simply makes a backup of a file as filename.bak
+# This simply makes backup of file(s) as filename.bak
 
 if [ $# -ge 1 ]; then
     for f in $@
     do
-        [ -f "$f" ] &&cp "$f"{,.bak}
+        [ -f "$f" ] && cp "$f"{,.bak}
     done
 else
     echo "No filenames passed."
     exit 1
-fi
\ No newline at end of file
+fi