diff --git a/app/Http/Requests/StoreImageAnnotation.php b/app/Http/Requests/StoreImageAnnotation.php
index 666737ed4..d2434d330 100644
--- a/app/Http/Requests/StoreImageAnnotation.php
+++ b/app/Http/Requests/StoreImageAnnotation.php
@@ -4,8 +4,9 @@
 
 use Biigle\Image;
 use Biigle\Shape;
+use Illuminate\Foundation\Http\FormRequest;
 
-class StoreImageAnnotation extends StoreImageAnnotationLabelFeatureVector
+class StoreImageAnnotation extends FormRequest
 {
     /**
      * The image on which the annotation should be created.
@@ -33,10 +34,13 @@ public function authorize()
      */
     public function rules()
     {
-        return array_merge(parent::rules(), [
+        return [
+            'label_id'    => 'required_without:feature_vector|integer|exists:labels,id',
+            'feature_vector' => 'required_without:label_id|array|size:384',
+            'confidence'  => 'required|numeric|between:0,1',
             'shape_id' => 'required|integer|exists:shapes,id',
             'points'   => 'required|array',
-        ]);
+        ];
     }
 
     /**
diff --git a/app/Http/Requests/StoreImageAnnotationLabelFeatureVector.php b/app/Http/Requests/StoreImageAnnotationLabelFeatureVector.php
deleted file mode 100644
index 9cef59ff5..000000000
--- a/app/Http/Requests/StoreImageAnnotationLabelFeatureVector.php
+++ /dev/null
@@ -1,51 +0,0 @@
-<?php
-
-namespace Biigle\Http\Requests;
-
-use Biigle\ImageAnnotation;
-use Biigle\Label;
-use Illuminate\Foundation\Http\FormRequest;
-
-class StoreImageAnnotationLabelFeatureVector extends FormRequest
-{
-    /**
-     * The annotation to which the label should be attached.
-     *
-     * @var ImageAnnotation
-     */
-    public $annotation;
-
-    /**
-     * The label that should be attached.
-     *
-     * @var Label
-     */
-    public $label;
-
-    /**
-     * Determine if the user is authorized to make this request.
-     *
-     * @return bool
-     */
-    public function authorize()
-    {
-        $this->annotation = ImageAnnotation::findOrFail($this->route('id'));
-        $this->label = Label::findOrFail($this->input('label_id'));
-
-        return $this->user()->can('attach-label', [$this->annotation, $this->label]);
-    }
-
-    /**
-     * Get the validation rules that apply to the request.
-     *
-     * @return array
-     */
-    public function rules()
-    {
-        return [
-            'label_id'    => 'required_without:feature_vector|integer|exists:labels,id',
-            'feature_vector' => 'required_without:label_id|array|size:384',
-            'confidence'  => 'required|numeric|between:0,1',
-        ];
-    }
-}