diff --git a/configuration/tmpfs.html b/configuration/tmpfs.html
index 36e3b61..be756d1 100644
--- a/configuration/tmpfs.html
+++ b/configuration/tmpfs.html
@@ -145,7 +145,7 @@
                 'gc_older_than' => 60 * 60 * 24 * 2, // 2 days
             ],
         ],</code></pre>
-<p>Note: if you want to use this script as a stateless app or in any kind of multi-node environment, you must must mount a single shared TMP folder for all the instances. You can solve this problem with <a href="https://aws.amazon.com/efs/">Amazon Elastic File System</a> or similar approach.</p>
+<p>Note: if you want to use this script as a stateless app or in any kind of multi-node environment, you must mount a single shared TMP folder for all the instances. You can solve this problem with <a href="https://aws.amazon.com/efs/">Amazon Elastic File System</a> or similar approach.</p>
                 </section>
 
             </div>