diff --git a/src/Rossedman/Teamwork/Tasklist.php b/src/Rossedman/Teamwork/Tasklist.php
index ff1be86..f44091a 100644
--- a/src/Rossedman/Teamwork/Tasklist.php
+++ b/src/Rossedman/Teamwork/Tasklist.php
@@ -23,7 +23,7 @@ public function find()
      */
     public function update($data)
     {
-        return $this->client->put("tasklist/$this->id", [$this->wrapper => $data])->response();
+        return $this->client->put("$this->endpoint/$this->id", [$this->wrapper => $data])->response();
     }
 
     /**