diff --git a/lib/Persistence/TrafficLimiter.php b/lib/Persistence/TrafficLimiter.php
index 005fa5f..ba0ac33 100644
--- a/lib/Persistence/TrafficLimiter.php
+++ b/lib/Persistence/TrafficLimiter.php
@@ -123,7 +123,7 @@ class TrafficLimiter extends AbstractPersistence
         if (self::$_limit < 1) {
             return true;
         }
-    
+
         // Check if $_ipKey is exempted from ratelimiting
         if (!is_null(self::$_exemptedIp)) {
             $exIp_array = explode(',', self::$_exemptedIp);