diff --git a/appinfo/routes.php b/appinfo/routes.php
index 33562323..60fbd98b 100644
--- a/appinfo/routes.php
+++ b/appinfo/routes.php
@@ -71,6 +71,8 @@ return [
 		['name' => 'Local#postCreate', 'url' => '/api/v1/post', 'verb' => 'POST'],
 		['name' => 'Local#postDelete', 'url' => '/api/v1/post', 'verb' => 'DELETE'],
 
+		['name' => 'Local#postBoost', 'url' => '/api/v1/post/boost', 'verb' => 'POST'],
+
 		['name' => 'Local#actionFollow', 'url' => '/api/v1/current/follow', 'verb' => 'PUT'],
 		['name' => 'Local#actionUnfollow', 'url' => '/api/v1/current/follow', 'verb' => 'DELETE'],
 
diff --git a/lib/Controller/LocalController.php b/lib/Controller/LocalController.php
index 2c21ffa2..b8e31844 100644
--- a/lib/Controller/LocalController.php
+++ b/lib/Controller/LocalController.php
@@ -201,15 +201,14 @@ class LocalController extends Controller {
 	 *
 	 * @NoAdminRequired
 	 *
-	 * @param array $data
+	 * @param string $postId
 	 *
 	 * @return DataResponse
 	 */
-	public function boostPost(array $data): DataResponse {
+	public function postBoost(string $postId): DataResponse {
 		try {
 			$this->initViewer(true);
 
-			$postId = $this->get('postId', $data, '');
 			$token = $this->noteService->createBoost($this->viewer, $postId, $announce);
 
 			return $this->success(