diff --git a/app/Member/Member.php b/app/Member/Member.php
index 9868342d..61862186 100644
--- a/app/Member/Member.php
+++ b/app/Member/Member.php
@@ -355,6 +355,10 @@ class Member extends Model implements Geolocatable
             $preventions[] = Prevention::EFZ;
         }
 
+        if (!$this->has_vk) {
+            $preventions[] = Prevention::VK;
+        }
+
         if ($this->more_ps_at === null) {
             if ($this->ps_at === null || $this->ps_at->diffInYears($date) >= 5) {
                 $preventions[] = Prevention::PS;
diff --git a/app/Prevention/Enums/Prevention.php b/app/Prevention/Enums/Prevention.php
index 4472bc39..841767f6 100644
--- a/app/Prevention/Enums/Prevention.php
+++ b/app/Prevention/Enums/Prevention.php
@@ -7,6 +7,7 @@ enum Prevention
     case EFZ;
     case PS;
     case MOREPS;
+    case VK;
 
     public function text(): string
     {
@@ -14,6 +15,7 @@ enum Prevention
             static::EFZ => 'erweitertes Führungszeugnis',
             static::PS => 'Präventionsschulung Basis Plus',
             static::MOREPS => 'Präventionsschulung (Auffrischung)',
+            static::VK => 'Verhaltenskodex',
         };
     }
 }
diff --git a/tests/Feature/Member/PreventionTest.php b/tests/Feature/Member/PreventionTest.php
index bc164a80..2a437735 100644
--- a/tests/Feature/Member/PreventionTest.php
+++ b/tests/Feature/Member/PreventionTest.php
@@ -111,44 +111,49 @@ class PreventionTest extends TestCase
     protected function attributes(): Generator
     {
         yield [
-            'attrs' => ['efz' => null, 'ps_at' => now()],
+            'attrs' => ['has_vk' => true, 'efz' => null, 'ps_at' => now()],
             'preventions' => [Prevention::EFZ]
         ];
 
         yield [
-            'attrs' => ['efz' => now(), 'ps_at' => null],
+            'attrs' => ['has_vk' => true, 'efz' => now(), 'ps_at' => null],
             'preventions' => [Prevention::PS]
         ];
 
         yield [
-            'attrs' => ['efz' => now()->subDay(), 'ps_at' => now()],
+            'attrs' => ['has_vk' => true, 'efz' => now()->subDay(), 'ps_at' => now()],
             'preventions' => []
         ];
 
         yield [
-            'attrs' => ['efz' => now(), 'ps_at' => now()->subDay()],
+            'attrs' => ['has_vk' => true, 'efz' => now(), 'ps_at' => now()->subDay()],
             'preventions' => []
         ];
 
         yield [
-            'attrs' => ['efz' => now()->subYears(5)->subDay(), 'ps_at' => now()],
+            'attrs' => ['has_vk' => true, 'efz' => now()->subYears(5)->subDay(), 'ps_at' => now()],
             'preventions' => [Prevention::EFZ]
         ];
 
         yield [
-            'attrs' => ['efz' => now(), 'ps_at' => now()->subYears(5)->subDay()],
+            'attrs' => ['has_vk' => true, 'efz' => now(), 'ps_at' => now()->subYears(5)->subDay()],
             'preventions' => [Prevention::PS]
         ];
 
         yield [
-            'attrs' => ['efz' => now(), 'ps_at' => now()->subYears(5)->subDay(), 'more_ps_at' => now()],
+            'attrs' => ['has_vk' => true, 'efz' => now(), 'ps_at' => now()->subYears(5)->subDay(), 'more_ps_at' => now()],
             'preventions' => []
         ];
 
         yield [
-            'attrs' => ['efz' => now(), 'ps_at' => now()->subYears(15), 'more_ps_at' => now()->subYears(5)->subDay()],
+            'attrs' => ['has_vk' => true, 'efz' => now(), 'ps_at' => now()->subYears(15), 'more_ps_at' => now()->subYears(5)->subDay()],
             'preventions' => [Prevention::MOREPS],
         ];
+
+        yield [
+            'attrs' => ['has_vk' => false, 'efz' => now(), 'ps_at' => now()],
+            'preventions' => [Prevention::VK],
+        ];
     }
 
     /**