diff --git a/src/Validator/DateTime.php b/src/Validator/DateTime.php
index fd453efa..10cab250 100644
--- a/src/Validator/DateTime.php
+++ b/src/Validator/DateTime.php
@@ -272,7 +272,7 @@ public function isValid($value)
         }
 
         $position   = 0;
-        $parsedDate = $formatter->parse($value, $position);
+        $formatter->parse($value, $position);
 
         if (intl_is_failure($formatter->getErrorCode())) {
             $this->error(self::INVALID_DATETIME);