diff --git a/lib/krb5/test_addr.c b/lib/krb5/test_addr.c
index 0b34efc32..2fa54934f 100644
--- a/lib/krb5/test_addr.c
+++ b/lib/krb5/test_addr.c
@@ -203,8 +203,8 @@ main(int argc, char **argv)
     print_addr(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
     print_addr(context, "RANGE:130.237.237.4/29");
 #ifdef HAVE_IPV6
-    print_addr(context, "RANGE:fe80::209:6bff:fea0:e522/64");
-    print_addr(context, "RANGE:IPv6:fe80:1:209:6bff:fea0:e522/64");
+    print_addr(context, "RANGE:2001:0db8:0001:0002:0003:0004:1428:07ab/64");
+    print_addr(context, "RANGE:IPv6:fe80:/64");
     print_addr(context, "RANGE:IPv6:fe80::-IPv6:fe80::ffff:ffff:ffff:ffff");
     print_addr(context, "RANGE:fe80::-fe80::ffff:ffff:ffff:ffff");
 #endif
@@ -214,7 +214,7 @@ main(int argc, char **argv)
 #ifdef HAVE_IPV6
     check_truncation(context, "IPv6:::");
     check_truncation(context, "IPv6:::1");
-    check_truncation(context, "IPv6:fe80:9:c3e:1:209:6bff:fea0:e522");
+    check_truncation(context, "IPv6:2001:0db8:0001:0002:0003:0004:1428:07ab");
     check_truncation(context, "IPv6:fe80::209:0:0:0");
     check_truncation(context, "IPv6:fe80::ffff:ffff:ffff:ffff");
 #endif