diff --git a/failexit.mrg b/failexit.mrg
index 7a15146..544e508 100644
--- a/failexit.mrg
+++ b/failexit.mrg
@@ -1,4 +1,4 @@
-# failexit.mrg
+# failexit.mrg - bash but might work as /bin/sh - can use as ' source ~/bin/failexit.mrg '
 function failexit () {
   echo '! Something failed! Code: '"$1 $2" # code # (and optional description)
   exit $1