diff --git a/tests/RetryMiddlewareTest.php b/tests/RetryMiddlewareTest.php
index 9f88d2da53..92935d7cbb 100644
--- a/tests/RetryMiddlewareTest.php
+++ b/tests/RetryMiddlewareTest.php
@@ -184,7 +184,9 @@ public function awsErrorCodeProvider()
             [new AwsException('e', $command, ['code' => 'ThrottlingException'])],
             [new AwsException('e', $command, ['code' => 'ProvisionedThroughputExceededException'])],
             [new AwsException('e', $command, ['code' => 'RequestThrottled'])],
-            [new AwsException('e', $command, ['code' => 'BandwidthLimitExceeded'])]
+            [new AwsException('e', $command, ['code' => 'BandwidthLimitExceeded'])],
+            [new AwsException('e', $command, ['code' => 'RequestThrottledException'])],
+            [new AwsException('e', $command, ['code' => 'TooManyRequestsException'])]
         ];
     }
     /**