diff --git a/openbsc/src/nat/bsc_nat_utils.c b/openbsc/src/nat/bsc_nat_utils.c
index d02e6cd..d617f2c 100644
--- a/openbsc/src/nat/bsc_nat_utils.c
+++ b/openbsc/src/nat/bsc_nat_utils.c
@@ -53,6 +53,9 @@
 	nat->stats.msc.reconn = counter_alloc("nat.msc.conn");
 	nat->msc_ip = talloc_strdup(nat, "127.0.0.1");
 	nat->msc_port = 5000;
+	nat->auth_timeout = 2;
+	nat->ping_timeout = 20;
+	nat->pong_timeout = 5;
 	return nat;
 }