1 files changed, 1 insertions, 1 deletions
diff --git a/random.c b/random.c
index ee91c533aa..a5c5292bc8 100644
--- a/random.c
+++ b/random.c
@@ -1018,7 +1018,7 @@ rb_random_ulong_limited(VALUE obj, unsigned long limit)
     rb_random_t *rnd = try_get_rnd(obj);
     if (!rnd) {
 	VALUE lim = ulong_to_num_plus_1(limit);
-	VALUE v = rb_to_int(rb_funcallv(obj, id_rand, 1, &lim));
+	VALUE v = rb_to_int(rb_funcallv_public(obj, id_rand, 1, &lim));
 	unsigned long r = NUM2ULONG(v);
 	if (rb_num_negative_p(v)) {
 	    rb_raise(rb_eRangeError, "random number too small %ld", r);