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-rw-r--r--srfi-1.scm2
1 files changed, 1 insertions, 1 deletions
diff --git a/srfi-1.scm b/srfi-1.scm
index 98294b0..405f5a4 100644
--- a/srfi-1.scm
+++ b/srfi-1.scm
@@ -497,7 +497,7 @@
(or (null? l)
(letrec ((subset? (lambda (l1 l2)
(or (eq? l1 l2)
- (every (lambda (x) (member x l2)) l1)))))
+ (every (lambda (x) (member x l2 =?)) l1)))))
(let loop ((l1 (car l)) (l (cdr l)))
(or (null? l)
(let ((l2 (car l)))