diff --git a/index.html b/index.html
index 637963b..27059e2 100644
--- a/index.html
+++ b/index.html
@@ -1214,7 +1214,7 @@ print(filtered)
                 <div class="prose">
                     <h2>Step 5: Fine tuning</h2>
                     <p>Before moving on, play with the buffer size to see how it effects the results AND the responsiveness to changes.</p>
-                    <p>Try and find a good balance with the time.sleep() value as well</p>
+                    <p>Try and find a good balance with the time.sleep() value as well.</p>
 
                     </div>