diff --git a/Sources/Cache/APIs/MemcacheImplementation.php b/Sources/Cache/APIs/MemcacheImplementation.php
index 23496f2af4..4972e48225 100644
--- a/Sources/Cache/APIs/MemcacheImplementation.php
+++ b/Sources/Cache/APIs/MemcacheImplementation.php
@@ -18,6 +18,7 @@
 use SMF\Lang;
 use SMF\Cache\CacheApi;
 use SMF\Cache\CacheApiInterface;
+use SMF\Utils;
 
 if (!defined('SMF'))
 	die('No direct access...');
diff --git a/Sources/Cache/APIs/MemcachedImplementation.php b/Sources/Cache/APIs/MemcachedImplementation.php
index 32c7ceb0ba..cc25fd1220 100644
--- a/Sources/Cache/APIs/MemcachedImplementation.php
+++ b/Sources/Cache/APIs/MemcachedImplementation.php
@@ -18,6 +18,7 @@
 use SMF\Lang;
 use SMF\Cache\CacheApi;
 use SMF\Cache\CacheApiInterface;
+use SMF\Utils;
 
 if (!defined('SMF'))
 	die('No direct access...');