diff --git a/include/functions_html.inc.php b/include/functions_html.inc.php
index 84a4a8f05..ae9eb1bb0 100644
--- a/include/functions_html.inc.php
+++ b/include/functions_html.inc.php
@@ -342,11 +342,12 @@ function access_denied()
 function page_forbidden($msg, $alternate_url=null)
 {
   set_status_header(403);
+  $forbidden=l10n('Forbidden');
   if ($alternate_url==null)
     $alternate_url = make_index_url();
   redirect_html( $alternate_url,
     '<div style="text-align:left; margin-left:5em;margin-bottom:5em;">
-<h1 style="text-align:left; font-size:36px;">Forbidden</h1><br>'
+<h1 style="text-align:left; font-size:36px;">'.$forbidden.'</h1><br>'
 .$msg.'</div>',
     5 );
 }
@@ -359,11 +360,12 @@ function page_forbidden($msg, $alternate_url=null)
 function bad_request($msg, $alternate_url=null)
 {
   set_status_header(400);
+  $bad=l10n('Bad request');
   if ($alternate_url==null)
     $alternate_url = make_index_url();
   redirect_html( $alternate_url,
     '<div style="text-align:left; margin-left:5em;margin-bottom:5em;">
-<h1 style="text-align:left; font-size:36px;">Bad request</h1><br>'
+<h1 style="text-align:left; font-size:36px;">'.$bad.'</h1><br>'
 .$msg.'</div>',
     5 );
 }
@@ -376,11 +378,12 @@ function bad_request($msg, $alternate_url=null)
 function page_not_found($msg, $alternate_url=null)
 {
   set_status_header(404);
+  $found=l10n('Page not found');
   if ($alternate_url==null)
     $alternate_url = make_index_url();
   redirect_html( $alternate_url,
     '<div style="text-align:left; margin-left:5em;margin-bottom:5em;">
-<h1 style="text-align:left; font-size:36px;">Page not found</h1><br>'
+<h1 style="text-align:left; font-size:36px;">'.$found.'</h1><br>'
 .$msg.'</div>',
     5 );
 }
@@ -394,7 +397,7 @@ function fatal_error($msg, $title=null, $show_trace=true)
 {
   if (empty($title))
   {
-    $title = 'Piwigo encountered a non recoverable error';
+    $title = l10n('Piwigo encountered a non recoverable error');
   }
 
   $btrace_msg = '';
diff --git a/language/en_UK/common.lang.php b/language/en_UK/common.lang.php
index 4b684df09..dd0d1d27f 100644
--- a/language/en_UK/common.lang.php
+++ b/language/en_UK/common.lang.php
@@ -404,4 +404,9 @@ $lang['Numeric identifier, 1 &rarr; 9'] = 'Numeric identifier, 1 &rarr; 9';
 $lang['Numeric identifier, 9 &rarr; 1'] = 'Numeric identifier, 9 &rarr; 1';
 $lang['Manual sort order'] = 'Manual sort order';
 $lang['%d rate'] = '%d rate';
+$lang['Page not found'] = 'Page not found';
+$lang['Bad request'] = 'Bad request';
+$lang['Forbidden'] = 'Forbidden';
+$lang['Piwigo encountered a non recoverable error'] = 'Piwigo encountered a non recoverable error';
+$lang['Requested album does not exist'] = 'Requested album does not exist';
 ?>
\ No newline at end of file
diff --git a/language/fr_FR/common.lang.php b/language/fr_FR/common.lang.php
index f3f2753a5..93aec3b39 100644
--- a/language/fr_FR/common.lang.php
+++ b/language/fr_FR/common.lang.php
@@ -404,4 +404,8 @@ $lang['Rating score, low &rarr; high'] = 'Note, basse &rarr; haute';
 $lang['Visits, high &rarr; low'] = 'Nombre de visites, élevé &rarr; faible';
 $lang['Visits, low &rarr; high'] = 'Nombre de visites, faible &rarr; élevé';
 $lang['%d rate'] = '%d note';
+$lang['Page not found'] = 'Page non trouvée';
+$lang['Bad request'] = 'Mauvaise requête';
+$lang['Forbidden'] = 'Interdit';
+$lang['Requested album does not exist'] = 'L\'album demandé n\'existe pas';
 ?>