diff --git a/src/Response.php b/src/Response.php
index 9261c2d..2926039 100644
--- a/src/Response.php
+++ b/src/Response.php
@@ -86,7 +86,6 @@ private function getUpdateVersion() : array {
 			return [];
 		}
 
-		$releaseDate = new \DateTime($this->config[$this->oem][$this->channel]['release']);
 		$stable = $this->config[$this->oem]['stable'][$this->platform];
 		$beta = $this->config[$this->oem]['beta'][$this->platform];