diff --git a/src/ControllerMethod.php b/src/ControllerMethod.php
index 0dad47e..b23506d 100644
--- a/src/ControllerMethod.php
+++ b/src/ControllerMethod.php
@@ -610,10 +610,16 @@ public static function parse(string $context,
 							$attrName = match ($key) {
 								0 => 'name',
 								1 => 'description',
+								2 => 'indirect',
 								default => throw new RuntimeException('Should not happen.'),
 							};
 						}
-						$args[$attrName] = $arg->value->value;
+
+						$args[$attrName] = match ($attrName) {
+							'name', 'description' => $arg->value->value,
+							'indirect' => $arg->value->name->name === 'true',
+							default => throw new RuntimeException('Should not happen.'),
+						};
 					}
 
 					$headerName = self::cleanHeaderName($args['name']);
@@ -628,6 +634,9 @@ public static function parse(string $context,
 					}
 
 					$attributeRequestHeaders[$headerName] = $args['description'];
+					if ($args['indirect'] ?? false) {
+						$codeRequestHeaders[] = $headerName;
+					}
 				}
 			}
 		}
diff --git a/tests/lib/Controller/SettingsController.php b/tests/lib/Controller/SettingsController.php
index 6498ca0..6d58241 100644
--- a/tests/lib/Controller/SettingsController.php
+++ b/tests/lib/Controller/SettingsController.php
@@ -764,6 +764,7 @@ public function samePathPost(): DataResponse {
 	#[RequestHeader('x-custom-header-2', description: 'A custom header 2')]
 	#[RequestHeader(name: 'x-custom-header-3', description: 'A custom header 3')]
 	#[RequestHeader(description: 'A custom header 4', name: 'x-custom-header-4')]
+	#[RequestHeader('x-custom-header-7', 'A custom header 7', true)]
 	public function requestHeader(): DataResponse {
 		$this->request->getHeader('x-custom-header-1');
 		$this->request->getHeader('x-custom-header-2');
diff --git a/tests/openapi-administration.json b/tests/openapi-administration.json
index 24f9a83..46ba78b 100644
--- a/tests/openapi-administration.json
+++ b/tests/openapi-administration.json
@@ -5503,6 +5503,14 @@
                             "type": "string"
                         }
                     },
+                    {
+                        "name": "x-custom-header-7",
+                        "in": "header",
+                        "description": "A custom header 7",
+                        "schema": {
+                            "type": "string"
+                        }
+                    },
                     {
                         "name": "x-custom-header-5",
                         "in": "header",
diff --git a/tests/openapi-full.json b/tests/openapi-full.json
index 4e6955f..4584809 100644
--- a/tests/openapi-full.json
+++ b/tests/openapi-full.json
@@ -5660,6 +5660,14 @@
                             "type": "string"
                         }
                     },
+                    {
+                        "name": "x-custom-header-7",
+                        "in": "header",
+                        "description": "A custom header 7",
+                        "schema": {
+                            "type": "string"
+                        }
+                    },
                     {
                         "name": "x-custom-header-5",
                         "in": "header",