diff --git a/lib/Resque/Redis.php b/lib/Resque/Redis.php
index 0d67a74..0a6908f 100644
--- a/lib/Resque/Redis.php
+++ b/lib/Resque/Redis.php
@@ -1,7 +1,7 @@
 <?php
 // Third- party apps may have already loaded Resident from elsewhere
 // so lets be careful.
-if(!class_exists('Redisent')) {
+if(!class_exists('Redisent', false)) {
 	require_once dirname(__FILE__) . '/../Redisent/Redisent.php';
 }
 
diff --git a/lib/Resque/RedisCluster.php b/lib/Resque/RedisCluster.php
index 9297287..39c3f5c 100644
--- a/lib/Resque/RedisCluster.php
+++ b/lib/Resque/RedisCluster.php
@@ -1,7 +1,7 @@
 <?php
 // Third- party apps may have already loaded Resident from elsewhere
 // so lets be careful.
-if(!class_exists('RedisentCluster')) {
+if(!class_exists('RedisentCluster', false)) {
 	require_once dirname(__FILE__) . '/../Redisent/RedisentCluster.php';
 }