diff --git a/Classes/Definition/ContentTypeDefinition.php b/Classes/Definition/ContentTypeDefinition.php
index 65404d3..2efa7c8 100644
--- a/Classes/Definition/ContentTypeDefinition.php
+++ b/Classes/Definition/ContentTypeDefinition.php
@@ -10,6 +10,8 @@ class ContentTypeDefinition {
 
   public const FILE_PLAIN = 'filePlain';
 
+  public const IMAGE_JPEG = 'imageJpeg';
+
   public const JSON = 'json';
 
   public const TEXT = 'text';
diff --git a/Classes/Middleware/MiddlewareApiAbstract.php b/Classes/Middleware/MiddlewareApiAbstract.php
index a130c05..05c1ea3 100644
--- a/Classes/Middleware/MiddlewareApiAbstract.php
+++ b/Classes/Middleware/MiddlewareApiAbstract.php
@@ -178,6 +178,11 @@ public function createResponse(string $string, string $contentType = ContentType
 
         break;
 
+      case ContentTypeDefinition::IMAGE_JPEG:
+        $response = $response->withHeader('Content-Type', 'image/jpeg');
+
+        break;
+
       case ContentTypeDefinition::XML:
         $response = $response->withHeader('Content-Type', 'application/xml; charset=utf-8');