diff --git a/src/Illuminate/Cache/MemcachedStore.php b/src/Illuminate/Cache/MemcachedStore.php
index <HASH>..<HASH> 100755
--- a/src/Illuminate/Cache/MemcachedStore.php
+++ b/src/Illuminate/Cache/MemcachedStore.php
@@ -49,7 +49,7 @@ class MemcachedStore extends TaggableStore implements Store
     /**
      * Retrieve an item from the cache by key.
      *
-     * @param  string|array  $key
+     * @param  string  $key
      * @return mixed
      */
     public function get($key)
fix: doc (#<I>)