diff --git a/templates/admin.php b/templates/admin.php
index 73c19da..f67f3be 100644
--- a/templates/admin.php
+++ b/templates/admin.php
@@ -106,6 +106,7 @@ function adminStatusBadge(array $a, int $now): string
     $_notices       = isset($_updateChecker) ? $_updateChecker->adminNotices() : [];
     $_branch        = isset($_updateChecker) ? $_updateChecker->getBranch() : 'main';
     $_lastChecked   = isset($_updateChecker) ? $_updateChecker->getLastChecked() : null;
+    $_repoConfigured = (($_ENV['FOLIO_REPO_URL'] ?? getenv('FOLIO_REPO_URL') ?: '') !== '');
     $_remoteLabel   = '—';
     foreach ($_notices as $_n) {
         if ($_n['type'] === 'info' && preg_match('/v([\d]+\.[\d]+\.[\d]+)/', $_n['message'], $_m)) {
@@ -126,9 +127,13 @@ function adminStatusBadge(array $a, int $now): string
                         <th class="text-muted fw-normal ps-0 pe-2 text-nowrap">Dernière version disponible</th>
                         <td class="d-flex align-items-center gap-2 flex-wrap">
                             <span><?= htmlspecialchars($_remoteLabel) ?><?= $_remoteLabel !== '—' && $_remoteLabel !== $_deployedLabel ? ' <span class="badge bg-warning text-dark ms-1">Mise à jour disponible</span>' : '' ?></span>
+                            <?php if ($_repoConfigured): ?>
                             <form method="POST" action="/?action=force_update_check" class="d-inline">
                                 <button type="submit" class="btn btn-outline-secondary btn-sm py-0">Vérifier</button>
                             </form>
+                            <?php else: ?>
+                            <span class="text-muted small">(<code>FOLIO_REPO_URL</code> non configuré)</span>
+                            <?php endif; ?>
                         </td>
                     </tr>
                     <tr>