diff --git a/src/or/test.c b/src/or/test.c
index 408adaf8d8..f48de191de 100644
--- a/src/or/test.c
+++ b/src/or/test.c
@@ -1243,10 +1243,13 @@ test_ip6_helpers(void)
   test_assert(r == -1);
   r=tor_addr_parse_mask_ports("efef::/112", &t1, NULL, NULL, NULL);
   test_assert(r == -1);
+#if 0
+  /* These two are okay on OSX and some BSDs. */
   r=tor_addr_parse_mask_ports("[f:f:f:f:f:f:f:f::]", &t1, NULL, NULL, NULL);
   test_assert(r == -1);
   r=tor_addr_parse_mask_ports("[::f:f:f:f:f:f:f:f]", &t1, NULL, NULL, NULL);
   test_assert(r == -1);
+#endif
   r=tor_addr_parse_mask_ports("[f:f:f:f:f:f:f:f:f]", &t1, NULL, NULL, NULL);
   test_assert(r == -1);
   /* Test for V4-mapped address with mask < 96.  (arguably not valid) */