typo

Author: hacksparrow

3x/api.md

@@ -9,7 +9,7 @@ lang: en
   <div class="doc-box doc-warn" markdown="1">
   **Express 3.x IS NO LONGER MAINTAINED**
 
-  Known and unknown security and performance issues in 3.x have not been addressed since the last update (1 August, 2015). It is highly recommended to use the latest version of Express..
+  Known and unknown security and performance issues in 3.x have not been addressed since the last update (1 August, 2015). It is highly recommended to use the latest version of Express.
   </div>
 
   <h1>3.x API</h1>