diff --git a/jsawk b/jsawk
index 6ef8937..ad418dd 100755
--- a/jsawk
+++ b/jsawk
@@ -1105,7 +1105,7 @@ replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
 
   if (!noprint)
     out(RS);
-})(scriptArgs);
+})(typeof arguments === 'undefined' ? scriptArgs : arguments);
 __END__
 
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