diff --git a/web/src/lib/settings/settings-known.schema.ts b/web/src/lib/settings/settings-known.schema.ts
index 5c95489..cdcfb1a 100644
--- a/web/src/lib/settings/settings-known.schema.ts
+++ b/web/src/lib/settings/settings-known.schema.ts
@@ -50,11 +50,9 @@ export const settingsKnownSchema = z.object({
 	bird_router_id: optionalIPv4('router id'),
 	bird_local_ipv4: optionalIPv4('local IPv4'),
 	bird_local_ipv6: optionalIPv6('local IPv6'),
-	bird_local_asn: z
-		.string()
-		.refine((v) => v.trim() === '' || /^[1-9]\d*$/.test(v.trim()), {
-			message: 'ASN должен быть целым числом больше 0'
-		}),
+	bird_local_asn: z.string().refine((v) => v.trim() === '' || /^[1-9]\d*$/.test(v.trim()), {
+		message: 'ASN должен быть целым числом больше 0'
+	}),
 	bird_bgp_source_ipv4: optionalIPv4('BGP source IPv4'),
 	bird_bgp_source_ipv6: optionalIPv6('BGP source IPv6'),
 	revision_retention_minutes: z.string().refine(