diff --git a/src/jojoe77777/FormAPI/SimpleForm.php b/src/jojoe77777/FormAPI/SimpleForm.php
index a6e47eb..e596a1b 100755
--- a/src/jojoe77777/FormAPI/SimpleForm.php
+++ b/src/jojoe77777/FormAPI/SimpleForm.php
@@ -72,9 +72,9 @@ public function setContent(string $content) : void {
      * @param string $text
      * @param int $imageType
      * @param string $imagePath
-     * @param string $label
+     * @param mixed $label
      */
-    public function addButton(string $text, int $imageType = -1, string $imagePath = "", ?string $label = null) : void {
+    public function addButton(string $text, int $imageType = -1, string $imagePath = "", mixed $label = null) : void {
         $content = ["text" => $text];
         if($imageType !== -1) {
             $content["image"]["type"] = $imageType === 0 ? "path" : "url";