diff --git a/Admin/Routes/Web/Backend.php b/Admin/Routes/Web/Backend.php
index b592449..32ee0cb 100644
--- a/Admin/Routes/Web/Backend.php
+++ b/Admin/Routes/Web/Backend.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 
 use Modules\Workflow\Controller\BackendController;
 use Modules\Workflow\Models\PermissionState;
diff --git a/Templates/Permission/Workflow.php b/Templates/Permission/Workflow.php
index d6f54b2..2dd5a7e 100644
--- a/Templates/Permission/Workflow.php
+++ b/Templates/Permission/Workflow.php
@@ -15,7 +15,6 @@ declare(strict_types=1);
 namespace Modules\Workflow\Templates\Permission;
 
 use Modules\Workflow\Models\WorkflowInterface;
-use Modules\Workflow\Templates\Permission\States;
 use phpOMS\DataStorage\Database\Connection\ConnectionAbstract;
 
 /**
diff --git a/Theme/Backend/Lang/Navigation.en.lang.php b/Theme/Backend/Lang/Navigation.en.lang.php
index 4b129d6..c8b9cf9 100644
--- a/Theme/Backend/Lang/Navigation.en.lang.php
+++ b/Theme/Backend/Lang/Navigation.en.lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/Lang/en.lang.php b/Theme/Backend/Lang/en.lang.php
index b959736..71f1920 100644
--- a/Theme/Backend/Lang/en.lang.php
+++ b/Theme/Backend/Lang/en.lang.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/workflow-create.tpl.php b/Theme/Backend/workflow-create.tpl.php
index 5d4a241..d3d0c31 100644
--- a/Theme/Backend/workflow-create.tpl.php
+++ b/Theme/Backend/workflow-create.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/workflow-dashboard.tpl.php b/Theme/Backend/workflow-dashboard.tpl.php
index ef05f90..7307d84 100644
--- a/Theme/Backend/workflow-dashboard.tpl.php
+++ b/Theme/Backend/workflow-dashboard.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
@@ -37,7 +37,7 @@ echo $this->getData('nav')->render(); ?>
                 elseif ($workflow->getStatus() === \Modules\Workflow\Models\WorkflowStatus::OPEN) { $color = 'darkblue'; }
                 elseif ($workflow->getStatus() === \Modules\Workflow\Models\WorkflowStatus::WORKING) { $color = 'purple'; }
                 elseif ($workflow->getStatus() === \Modules\Workflow\Models\WorkflowStatus::CANCELED) { $color = 'red'; }
-                elseif ($workflow->getStatus() === \Modules\Workflow\Models\WorkflowStatus::SUSPENDED) { $color = 'yellow'; } ;?>
+                elseif ($workflow->getStatus() === \Modules\Workflow\Models\WorkflowStatus::SUSPENDED) { $color = 'yellow'; } ?>
                 <tr>
                     <td data-label="<?= $this->getHtml('Status') ?>"><a href="<?= $url; ?>"><span class="tag <?= $this->printHtml($color); ?>"><?= $this->getHtml('S' . $workflow->getStatus()) ?></span></a>
                     <td data-label="<?= $this->getHtml('Next') ?>"><a href="<?= $url; ?>"><?= $this->printHtml($workflow->getDue()->format('Y-m-d H:i')); ?></a>
diff --git a/Theme/Backend/workflow-single.tpl.php b/Theme/Backend/workflow-single.tpl.php
index 6cb2638..e7ef5a0 100644
--- a/Theme/Backend/workflow-single.tpl.php
+++ b/Theme/Backend/workflow-single.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/workflow-template-create.tpl.php b/Theme/Backend/workflow-template-create.tpl.php
index bc5d7d7..118758c 100644
--- a/Theme/Backend/workflow-template-create.tpl.php
+++ b/Theme/Backend/workflow-template-create.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
diff --git a/Theme/Backend/workflow-template-list.tpl.php b/Theme/Backend/workflow-template-list.tpl.php
index 36aa946..3c62451 100644
--- a/Theme/Backend/workflow-template-list.tpl.php
+++ b/Theme/Backend/workflow-template-list.tpl.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 /**
  * Orange Management
  *
@@ -16,4 +16,3 @@
  */
 $tasks = $this->getData('tasks');
 echo $this->getData('nav')->render();
-