diff --git a/src/dns.c b/src/dns.c
index 385ecbb6d..9984e2c31 100644
--- a/src/dns.c
+++ b/src/dns.c
@@ -348,11 +348,9 @@ void dns_trigger_resolution(struct dns_requester *req)
 	/* The resolution must not be triggered yet. Use the cached response, if
 	 * valid */
 	exp = tick_add(res->last_resolution, resolvers->hold.valid);
-	if (res->status == RSLV_STATUS_VALID &&
-	    tick_isset(res->last_resolution) && !tick_is_expired(exp, now_ms))
-		req->requester_cb(req, NULL);
-	else
-		dns_run_resolution(res);
+	if (resolvers->t && (res->status != RSLV_STATUS_VALID ||
+	    !tick_isset(res->last_resolution) || tick_is_expired(exp, now_ms)))
+		task_wakeup(resolvers->t, TASK_WOKEN_OTHER);
 }