diff --git a/src/services/notice-service.ts b/src/services/notice-service.ts
index 299bd4e63..05bcb636d 100644
--- a/src/services/notice-service.ts
+++ b/src/services/notice-service.ts
@@ -30,7 +30,7 @@ const CODES_A_DIALOG_REPORTS = new Set<string>([
   'SYSPROXY_SIDECAR_WHILE_SERVICE_READY',
 ])
 
-export const isReportedByDialog = (code: string | undefined): boolean =>
+const isReportedByDialog = (code: string | undefined): boolean =>
   code !== undefined && CODES_A_DIALOG_REPORTS.has(code)
 
 type NoticeContent = unknown