diff --git a/admin/themes/default/template/maintenance_actions.tpl b/admin/themes/default/template/maintenance_actions.tpl
index 51c03d2d1..badbacdbf 100644
--- a/admin/themes/default/template/maintenance_actions.tpl
+++ b/admin/themes/default/template/maintenance_actions.tpl
@@ -10,7 +10,12 @@ const unit_MB = "{"%s MB"|@translate}"
 let selected = [];
 $(".lock-gallery-button").each(function() {
   const gallery_tip = '{"A locked gallery is only visible to administrators"|@translate|@escape:'javascript'}';
-  let title = '{"Are you sure you want to lock the gallery?"|@translate}';
+  {if (isset($U_MAINT_LOCK_GALLERY))}
+    let title = '{"Are you sure you want to lock the gallery?"|@translate}';
+  {else}
+    let title = '{"Are you sure you want to unlock the gallery?"|@translate}';
+  {/if}
+  
   let confirm_msg_gallery = '{"Yes, I want to lock the gallery"|@translate}';
   let cancel_msg_gallery = '{"Keep it unlocked"|@translate}';
   $(this).pwg_jconfirm_follow_href({
diff --git a/language/en_UK/admin.lang.php b/language/en_UK/admin.lang.php
index f1d9cc2a4..8228509f7 100644
--- a/language/en_UK/admin.lang.php
+++ b/language/en_UK/admin.lang.php
@@ -1068,6 +1068,7 @@ $lang['Are you sure you want to delete the plugin "%s"?'] = 'Are you sure you wa
 $lang['Are you sure you want to restore the plugin "%s"?'] = 'Are you sure you want to restore the plugin "%s"?';
 $lang['Are you sure you want to delete all sizes?'] = 'Are you sure you want to delete all sizes?';
 $lang['Are you sure you want to lock the gallery?'] = 'Are you sure you want to lock the gallery?';
+$lang['Are you sure you want to unlock the gallery?'] = 'Are you sure you want to unlock the gallery?';
 $lang['Are you sure you want to delete the language "%s"?'] = 'Are you sure you want to delete the language "%s"?';
 $lang['Are you sure you want to delete the theme "%s"?'] = 'Are you sure you want to delete the theme "%s"?';
 $lang['Are you sure you want to update all extensions?'] = 'Are you sure you want to update all extensions?';
diff --git a/language/fr_FR/admin.lang.php b/language/fr_FR/admin.lang.php
index 39f865231..f2419616b 100644
--- a/language/fr_FR/admin.lang.php
+++ b/language/fr_FR/admin.lang.php
@@ -1066,6 +1066,7 @@ $lang['Are you sure you want to delete the plugin "%s"?'] = 'Êtes-vous sûr de
 $lang['Are you sure you want to restore the plugin "%s"?'] = 'Êtes-vous sûr de vouloir restaurer le plugin "%s"&nbsp?';
 $lang['Are you sure you want to delete all sizes?'] = 'Êtes-vous sûr de vouloir supprimer toutes les tailles&nbsp?';
 $lang['Are you sure you want to lock the gallery?'] = 'Êtes-vous sûr de vouloir verrouiller la galerie&nbsp?';
+$lang['Are you sure you want to unlock the gallery?'] = 'Êtes-vous sûr de vouloir déverrouiller la galerie&nbsp?';
 $lang['Are you sure you want to delete the language "%s"?'] = 'Êtes-vous sûr de vouloir supprimer la langue "%s"&nbsp?';
 $lang['Are you sure you want to delete the theme "%s"?'] = 'Êtes-vous sûr de vouloir supprimer le thème "%s"&nbsp?';
 $lang['Are you sure you want to update all extensions?'] = 'Êtes-vous sûr de vouloir mettre à jour toutes les extensions&nbsp?';