diff --git a/tests/test-explicit-ip b/tests/test-explicit-ip
index 2510f9aa..3a2a3b6a 100755
--- a/tests/test-explicit-ip
+++ b/tests/test-explicit-ip
@@ -42,6 +42,7 @@ CPID=$!
 sleep 3
 grep "Established DTLS" $TMPFILE >/dev/null 2>&1
 if test $? != 0;then
+	cat $TMPFILE
 	rm -f $TMPFILE
 	return 1
 fi
diff --git a/tests/user-config-explicit/test3 b/tests/user-config-explicit/test3
index 1f977531..c85d8e20 100644
--- a/tests/user-config-explicit/test3
+++ b/tests/user-config-explicit/test3
@@ -1 +1 @@
-explicit-ipv6 = fda9:4efe:7e3b:03ea::01
+explicit-ipv6 = fda9:4efe:7e3b:03ea::05