diff --git a/src/Configuration/SdkConfiguration.php b/src/Configuration/SdkConfiguration.php
index d53f410e..8a1437d8 100644
--- a/src/Configuration/SdkConfiguration.php
+++ b/src/Configuration/SdkConfiguration.php
@@ -584,7 +584,7 @@ public function hasAudience(): bool
 
     public function hasBackchannelLogoutCache(): bool
     {
-        return $this->backchannelLogoutCache instanceof \Psr\Cache\CacheItemPoolInterface;
+        return $this->backchannelLogoutCache instanceof CacheItemPoolInterface;
     }
 
     public function hasClientAssertionSigningAlgorithm(): bool