diff --git a/data/web/debug.php b/data/web/debug.php
index 78d606cc..68b1a5a0 100644
--- a/data/web/debug.php
+++ b/data/web/debug.php
@@ -9,8 +9,8 @@ $_SESSION['return_to'] = $_SERVER['REQUEST_URI'];
 <div class="container">
 
   <ul class="nav nav-tabs" role="tablist">
-    <li role="presentation" class="active"><a href="#tab-containers" aria-controls="tab-containers" role="tab" data-toggle="tab">Containers & System</a></li>
-    <li class="dropdown"><a class="dropdown-toggle" data-toggle="dropdown" href="#">Logs
+    <li role="presentation" class="active"><a href="#tab-containers" aria-controls="tab-containers" role="tab" data-toggle="tab"><?=$lang['debug']['system_containers'];?></a></li>
+    <li class="dropdown"><a class="dropdown-toggle" data-toggle="dropdown" href="#"><?=$lang['debug']['logs'];?>
       <span class="caret"></span></a>
       <ul class="dropdown-menu">
         <li role="presentation"><span class="dropdown-desc"><?=$lang['debug']['in_memory_logs'];?></span></li>
@@ -41,7 +41,7 @@ $_SESSION['return_to'] = $_SERVER['REQUEST_URI'];
         <div role="tabpanel" class="tab-pane active" id="tab-containers">
           <div class="panel panel-default">
             <div class="panel-heading">
-              <h3 class="panel-title">Disk usage</h3>
+              <h3 class="panel-title"><?=$lang['debug']['disk_usage'];?></h3>
             </div>
             <div class="panel-body">
               <div class="row">
@@ -59,7 +59,7 @@ $_SESSION['return_to'] = $_SERVER['REQUEST_URI'];
           </div>
           <div class="panel panel-default">
             <div class="panel-heading">
-              <h3 class="panel-title">Container information</h3>
+              <h3 class="panel-title"><?=$lang['debug']['containers_info'];?></h3>
             </div>
             <div class="panel-body">
             <ul class="list-group">
@@ -90,7 +90,7 @@ $_SESSION['return_to'] = $_SERVER['REQUEST_URI'];
               }
               ?>
               <small>(Started on <?=$started;?>),
-              <a href data-toggle="modal" data-container="<?=$container;?>" data-target="#RestartContainer">Restart</a></small>
+              <a href data-toggle="modal" data-container="<?=$container;?>" data-target="#RestartContainer"><?=$lang['debug']['restart_container'];?></a></small>
               <span class="pull-right label label-<?=($container_info['State'] !== false && !empty($container_info['State'])) ? (($container_info['State']['Running'] == 1) ? 'success' : 'danger') : 'default'; ?>">&nbsp;&nbsp;&nbsp;</span>
               </li>
               <?php
diff --git a/data/web/lang/lang.cs.php b/data/web/lang/lang.cs.php
index 0fe148ea..6d008b36 100644
--- a/data/web/lang/lang.cs.php
+++ b/data/web/lang/lang.cs.php
@@ -678,6 +678,8 @@ $lang['warning']['fuzzy_learn_error'] = "Chyba při učení Fuzzy hash: %s";
 $lang['danger']['spam_learn_error'] = "Chyba při učení spamu: %s";
 $lang['success']['qlearn_spam'] = "Zpráva ID %s byla naučena jako spam a smazána";
 
+$lang['debug']['system_containers'] = 'Systém a docker kontejnery';
+$lang['debug']['logs'] = 'Logy';
 $lang['debug']['log_info'] = '<p><b>Logy v paměti</b> jsou schromažďovány pomocí Redis seznamů a jsou omezeny na LOG_LINES (%d) každou minutu pro zabránění přetěžování serveru. Nejsou navrženy jako trvalé. Všechny aplikace, které logují do paměti zároveň logují i do docker služby podle nastavení logging driveru. Logy v paměti jsou navrženy pro ladění menších problémů s kontejnery.</p>
   <p><b>Externí logy</b> jsou schromažďovány pomocí API dané aplikace.</p>
   <p><b>Statické logy</b> jsou většinou logy činností, které nejsou zaznamenávány do Docker služby, ale je potřeba aby byly trvalé (vyjímkou jsou API logy).</p>';
@@ -686,6 +688,10 @@ $lang['debug']['in_memory_logs'] = 'Logy v paměti';
 $lang['debug']['external_logs'] = 'Externí logy';
 $lang['debug']['static_logs'] = 'Statické logy';
 
+$lang['debug']['disk_usage'] = 'Využití disku';
+$lang['debug']['containers_info'] = "Informace o docker kontejnerech";
+$lang['debug']['restart_container'] = 'Restartovat';
+
 $lang['quarantine']['release_body'] = "Váš email byla připojen jako soubor eml k této zprávě.";
 $lang['danger']['release_send_failed'] = "Zprávu nelze propustit: %s";
 $lang['quarantine']['release_subject'] = "Potenciálně škodlivá položka v karanténě %s";
diff --git a/data/web/lang/lang.en.php b/data/web/lang/lang.en.php
index fed53ea6..0929c463 100644
--- a/data/web/lang/lang.en.php
+++ b/data/web/lang/lang.en.php
@@ -676,6 +676,8 @@ $lang['warning']['fuzzy_learn_error'] = "Fuzzy hash learn error: %s";
 $lang['danger']['spam_learn_error'] = "Spam learn error: %s";
 $lang['success']['qlearn_spam'] = "Message ID %s was learned as spam and deleted";
 
+$lang['debug']['system_containers'] = 'System & Containers';
+$lang['debug']['logs'] = 'Logs';
 $lang['debug']['log_info'] = '<p>mailcow <b>in-memory logs</b> are collected in Redis lists and trimmed to LOG_LINES (%d) every minute to reduce hammering.
   <br>In-memory logs are not meant to be persistent. All applications that log in-memory, also log to the Docker daemon and therefore to the default logging driver.
   <br>The in-memory log type should be used for debugging minor issues with containers.</p>
@@ -686,6 +688,10 @@ $lang['debug']['in_memory_logs'] = 'In-memory logs';
 $lang['debug']['external_logs'] = 'External logs';
 $lang['debug']['static_logs'] = 'Static logs';
 
+$lang['debug']['disk_usage'] = 'Disk usage';
+$lang['debug']['containers_info'] = "Container information";
+$lang['debug']['restart_container'] = 'Restart';
+
 $lang['quarantine']['release_body'] = "We have attached your message as eml file to this message.";
 $lang['danger']['release_send_failed'] = "Message could not be released: %s";
 $lang['quarantine']['release_subject'] = "Potentially damaging quarantine item %s";