diff --git a/appinfo/routes.php b/appinfo/routes.php
index ff58882d..e1c88f9a 100644
--- a/appinfo/routes.php
+++ b/appinfo/routes.php
@@ -52,8 +52,8 @@ return [
 
         // API Routes
         ['name' => 'Days#days', 'url' => '/api/days', 'verb' => 'GET'],
-        ['name' => 'Days#day', 'url' => '/api/days/{id}', 'verb' => 'GET'],
-        ['name' => 'Days#dayPost', 'url' => '/api/days', 'verb' => 'POST'],
+        ['name' => 'Days#day', 'url' => '/api/days', 'verb' => 'POST'],
+        ['name' => 'Days#dayGet', 'url' => '/api/days/{id}', 'verb' => 'GET'],
         ['name' => 'Folders#sub', 'url' => '/api/folders/sub', 'verb' => 'GET'],
 
         ['name' => 'Clusters#list', 'url' => '/api/clusters/{backend}', 'verb' => 'GET'],
diff --git a/lib/Controller/DaysController.php b/lib/Controller/DaysController.php
index 696e14bc..187c5966 100644
--- a/lib/Controller/DaysController.php
+++ b/lib/Controller/DaysController.php
@@ -61,13 +61,12 @@ class DaysController extends GenericApiController
      * @NoAdminRequired
      *
      * @PublicPage
+     *
+     * @param int[] $dayIds
      */
-    public function day(string $id): Http\Response
+    public function day(array $dayIds): Http\Response
     {
-        return Util::guardEx(function () use ($id) {
-            // Split at commas and convert all parts to int
-            $dayIds = array_map(static fn ($p) => (int) $p, explode(',', $id));
-
+        return Util::guardEx(function () use ($dayIds) {
             // Run actual query
             $list = $this->tq->getDay(
                 $dayIds,
@@ -91,12 +90,11 @@ class DaysController extends GenericApiController
      * @NoAdminRequired
      *
      * @PublicPage
-     *
-     * @param int[] $dayIds
      */
-    public function dayPost(array $dayIds): Http\Response
+    public function dayGet(string $id): Http\Response
     {
-        return $this->day(implode(',', $dayIds));
+        // Split at commas and convert all parts to int
+        return $this->day(array_map(static fn ($p) => (int) $p, explode(',', $id)));
     }
 
     /**