diff --git a/frontend/src/components/site-finder/analysis/ExportButtons.tsx b/frontend/src/components/site-finder/analysis/ExportButtons.tsx
index a4e784aa..72821253 100644
--- a/frontend/src/components/site-finder/analysis/ExportButtons.tsx
+++ b/frontend/src/components/site-finder/analysis/ExportButtons.tsx
@@ -15,7 +15,7 @@ import { triggerDownload } from "@/lib/download";
 import {
   useFullReport,
   formatElapsed,
-  formatReportDate,
+  readyReportLabel,
 } from "@/hooks/useFullReport";
 import type { ParcelAnalyzeResponse, ParcelEgrn } from "@/lib/site-finder-api";
 
@@ -235,9 +235,7 @@ export function ExportButtons({ cad, analyzeData, egrn }: Props) {
           {reportBuilding
             ? `Готовится… ${formatElapsed(fullReport.elapsedMs)}`
             : reportReady
-              ? `Скачать отчёт (${formatReportDate(
-                  fullReport.reportGeneratedAt,
-                )})`
+              ? readyReportLabel(fullReport.reportGeneratedAt)
               : "Полный отчёт (PDF)"}
         </button>
       </div>
diff --git a/frontend/src/components/site-finder/ptica/reports/PticaReports.tsx b/frontend/src/components/site-finder/ptica/reports/PticaReports.tsx
index 842de661..fd64fd41 100644
--- a/frontend/src/components/site-finder/ptica/reports/PticaReports.tsx
+++ b/frontend/src/components/site-finder/ptica/reports/PticaReports.tsx
@@ -33,7 +33,7 @@ import { useParcelForecastQuery } from "@/lib/site-finder-api";
 import {
   useFullReport,
   formatElapsed,
-  formatReportDate,
+  readyReportLabel,
 } from "@/hooks/useFullReport";
 import type { ParcelAnalysis } from "@/types/site-finder";
 import { StatusRow } from "@/components/site-finder/ptica/drawers/DrawerPrimitives";
@@ -338,9 +338,7 @@ export function PticaReports({ cad, analysis }: Props) {
                   {fullReport.uiState === "building"
                     ? `Готовится… ${formatElapsed(fullReport.elapsedMs)}`
                     : fullReport.uiState === "ready"
-                      ? `Скачать отчёт (${formatReportDate(
-                          fullReport.reportGeneratedAt,
-                        )})`
+                      ? readyReportLabel(fullReport.reportGeneratedAt)
                       : "Полный отчёт"}
                 </span>
                 <span className={styles.exportDesc}>
diff --git a/frontend/src/hooks/useFullReport.ts b/frontend/src/hooks/useFullReport.ts
index 5f8950d0..282a556c 100644
--- a/frontend/src/hooks/useFullReport.ts
+++ b/frontend/src/hooks/useFullReport.ts
@@ -219,6 +219,12 @@ export function formatElapsed(ms: number): string {
   return `${min}:${String(sec).padStart(2, "0")}`;
 }
 
+/** «Скачать отчёт (дата)»; на fast-path из кэша даты ещё нет — без пустых скобок. */
+export function readyReportLabel(iso: string | null): string {
+  const d = formatReportDate(iso);
+  return d ? `Скачать отчёт (${d})` : "Скачать отчёт";
+}
+
 /** ISO → «ru-RU» дата генерации отчёта (репо-конвенция, NaN-fallback). */
 export function formatReportDate(iso: string | null): string {
   if (!iso) return "";