diff --git a/lib/ToornamentAPI.class.php b/lib/ToornamentAPI.class.php
index 269e1c4a..adacb40f 100644
--- a/lib/ToornamentAPI.class.php
+++ b/lib/ToornamentAPI.class.php
@@ -29,6 +29,7 @@ public function retrieveKey()
         if (!file_exists($filename) || @filemtime($filename) + 60 * 60 * 24 < time()) {
             $this->token = $this->requestOAuth2();
             file_put_contents($filename, $this->token);
+            $this->token = json_decode($this->token, true);
         } else {
             $this->token = json_decode(file_get_contents($filename), true);
         }
@@ -160,4 +161,4 @@ private function requestOAuth2()
             throw new Exception("{$this->baseUrl}oauth/v2/token returned $httpcode");
         }
     }
-}
\ No newline at end of file
+}