diff --git a/src/network/networkd-routing-policy-rule.c b/src/network/networkd-routing-policy-rule.c
index ea3cb45868..75019fabef 100644
--- a/src/network/networkd-routing-policy-rule.c
+++ b/src/network/networkd-routing-policy-rule.c
@@ -993,6 +993,9 @@ static int link_request_routing_policy_rule(Link *link, const RoutingPolicyRule
 static int link_request_static_routing_policy_rule(Link *link, const RoutingPolicyRule *rule) {
         int r;
 
+        assert(link);
+        assert(rule);
+
         if (IN_SET(rule->family, AF_INET, AF_INET6))
                 return link_request_routing_policy_rule(link, rule, rule->family);