diff --git a/repos/os/src/server/nic_router/configuration.cc b/repos/os/src/server/nic_router/configuration.cc
index a06d5fa05f..6a01f3f5d6 100644
--- a/repos/os/src/server/nic_router/configuration.cc
+++ b/repos/os/src/server/nic_router/configuration.cc
@@ -33,8 +33,6 @@ Microseconds read_sec_attr(Xml_node      const  node,
 {
 	unsigned long sec = node.attribute_value(name, 0UL);
 	if (!sec) {
-		warning("fall back to default value \"", default_sec,
-		        "\" for attribute \"", name, "\"");
 		sec = default_sec;
 	}
 	return Microseconds(sec * 1000 * 1000);
diff --git a/repos/os/src/server/nic_router/dhcp_server.cc b/repos/os/src/server/nic_router/dhcp_server.cc
index 04b8063492..979b37f160 100644
--- a/repos/os/src/server/nic_router/dhcp_server.cc
+++ b/repos/os/src/server/nic_router/dhcp_server.cc
@@ -50,8 +50,6 @@ Microseconds Dhcp_server::_init_ip_lease_time(Xml_node const node)
 		node.attribute_value("ip_lease_time_sec", 0UL);
 
 	if (!ip_lease_time_sec) {
-		warning("fall back to default ip_lease_time_sec=\"",
-		        (unsigned long)DEFAULT_IP_LEASE_TIME_SEC, "\"");
 		ip_lease_time_sec = DEFAULT_IP_LEASE_TIME_SEC;
 	}
 	return Microseconds((unsigned long)ip_lease_time_sec * 1000 * 1000);