diff --git a/scrutinizer.scm b/scrutinizer.scm
index 91a8f69..8f9c689 100644
--- a/scrutinizer.scm
+++ b/scrutinizer.scm
@@ -1670,6 +1670,8 @@
 			    (if norest
 				'()
 				(loop (cdr at) m #t) ))
+			   ((eq? 'pair (car at))
+			    '())
 			   ((eq? '#!rest (car at))
 			    (cond (norest '())
 				  (else