diff --git a/include/haproxy/resolvers.h b/include/haproxy/resolvers.h
index 5d4c7445b..70dd0978a 100644
--- a/include/haproxy/resolvers.h
+++ b/include/haproxy/resolvers.h
@@ -60,7 +60,6 @@ int stats_dump_resolvers(struct stconn *sc,
                          struct list *stat_modules);
 void resolv_stats_clear_counters(int clrall, struct list *stat_modules);
 int resolv_allocate_counters(struct list *stat_modules);
-int dns_dgram_init(struct dns_nameserver *ns, struct sockaddr_storage *sk);
 int resolvers_create_default();
 
 #endif // _HAPROXY_RESOLVER_H