diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c
index 8956c7438a..e1853bb31c 100644
--- a/src/network/networkd-ndisc.c
+++ b/src/network/networkd-ndisc.c
@@ -1283,11 +1283,6 @@ static int ndisc_router_process_route(Link *link, sd_ndisc_router *rt) {
         if (r < 0)
                 return log_link_warning_errno(link, r, "Failed to get route prefix length: %m");
 
-        if (in6_addr_is_null(&dst) && prefixlen == 0) {
-                log_link_debug(link, "Route prefix is ::/0, ignoring");
-                return 0;
-        }
-
         if (in6_prefix_is_filtered(&dst, prefixlen,
                                    link->network->ndisc_allow_listed_route_prefix,
                                    link->network->ndisc_deny_listed_route_prefix)) {
@@ -1331,9 +1326,15 @@ static int ndisc_router_process_route(Link *link, sd_ndisc_router *rt) {
         route->dst_prefixlen = prefixlen;
         route->lifetime_usec = lifetime_usec;
 
-        r = ndisc_request_route(route, link, rt);
-        if (r < 0)
-                return log_link_warning_errno(link, r, "Could not request additional route: %m");
+        if (lifetime_usec != 0) {
+                r = ndisc_request_route(route, link, rt);
+                if (r < 0)
+                        return log_link_warning_errno(link, r, "Could not request additional route: %m");
+        } else {
+                r = ndisc_remove_route(route, link);
+                if (r < 0)
+                        return log_link_warning_errno(link, r, "Could not remove additional route with zero lifetime: %m");
+        }
 
         return 0;
 }
diff --git a/src/network/networkd-radv.c b/src/network/networkd-radv.c
index 7fd97e7206..82c62dad81 100644
--- a/src/network/networkd-radv.c
+++ b/src/network/networkd-radv.c
@@ -816,12 +816,6 @@ static int prefix_section_verify(Prefix *p) {
                 p->assign = false;
         }
 
-        if (p->valid_lifetime == 0)
-                return log_warning_errno(SYNTHETIC_ERRNO(EINVAL),
-                                         "%s: The valid lifetime of prefix cannot be zero. "
-                                         "Ignoring [IPv6Prefix] section from line %u.",
-                                         p->section->filename, p->section->line);
-
         if (p->preferred_lifetime > p->valid_lifetime)
                 return log_warning_errno(SYNTHETIC_ERRNO(EINVAL),
                                          "%s: The preferred lifetime %s is longer than the valid lifetime %s. "
@@ -854,12 +848,6 @@ static int route_prefix_section_verify(RoutePrefix *p) {
                                          "Valid range is 0…128. Ignoring [IPv6RoutePrefix] section from line %u.",
                                          p->section->filename, p->prefixlen, p->section->line);
 
-        if (p->lifetime == 0)
-                return log_warning_errno(SYNTHETIC_ERRNO(EINVAL),
-                                         "%s: The lifetime of route cannot be zero. "
-                                         "Ignoring [IPv6RoutePrefix] section from line %u.",
-                                         p->section->filename, p->section->line);
-
         return 0;
 }