diff --git a/platform/lib/translations.ts b/platform/lib/translations.ts
index 3b9e013..87bc21a 100644
--- a/platform/lib/translations.ts
+++ b/platform/lib/translations.ts
@@ -460,6 +460,9 @@ export const translations = {
         checkingArchived: "Checking...",
         hideArchived: "Hide archived",
         archivedTag: "archived",
+        archivedUnknownTag: "unknown",
+        archivedUnknownHint:
+          "Couldn't check — likely a private repo your GitHub login can't read",
         noGithubLink: "Sign in with GitHub to check archived status",
       },
     },
@@ -1885,6 +1888,9 @@ export const translations = {
         checkingArchived: "Checando...",
         hideArchived: "Ocultar arquivados",
         archivedTag: "arquivado",
+        archivedUnknownTag: "desconhecido",
+        archivedUnknownHint:
+          "Não deu pra checar — provavelmente um repo privado que seu login do GitHub não consegue ler",
         noGithubLink:
           "Faça login com GitHub para checar status de arquivamento",
       },
diff --git a/platform/src/app/[tenant]/dashboard/repo-list.tsx b/platform/src/app/[tenant]/dashboard/repo-list.tsx
index bd1da84..db0b822 100644
--- a/platform/src/app/[tenant]/dashboard/repo-list.tsx
+++ b/platform/src/app/[tenant]/dashboard/repo-list.tsx
@@ -234,6 +234,14 @@ export function RepoList({
                         {t("dashboard.repoList.archivedTag")}
                       </span>
                     )}
+                    {hasCheckedArchived && archived === null && (
+                      <span
+                        title={t("dashboard.repoList.archivedUnknownHint")}
+                        className="flex-shrink-0 font-sans text-[10px] font-normal text-muted-foreground"
+                      >
+                        {t("dashboard.repoList.archivedUnknownTag")}
+                      </span>
+                    )}
                   </p>
                   <p className="truncate text-xs text-muted-foreground">
                     {repo.runs_count} runs