1 files changed, 1 insertions, 1 deletions
diff --git a/string.c b/string.c
index 01f3f03d15..6343a2af5f 100644
--- a/string.c
+++ b/string.c
@@ -2579,7 +2579,7 @@ rb_str_scan(str, pat)
 	match = rb_backref_get();
 	rb_match_busy(match);
 	rb_yield(result);
-	rb_backref_set(match);
+	rb_backref_set(match);	/* restore $~ value */
     }
     rb_backref_set(match);
     return str;