diff --git a/doc/_static/xgboost-theme/index.html b/doc/_static/xgboost-theme/index.html
index 852e00a1a..c9e754337 100644
--- a/doc/_static/xgboost-theme/index.html
+++ b/doc/_static/xgboost-theme/index.html
@@ -29,7 +29,7 @@
       </div>
       <div class="col-lg-4 col-sm-6">
         <h3><i class="fa fa-cube"></i> Portable</h3>
-        <p>Runs on Windows, Lunix and OSX, as well as various cloud Platforms</p>
+        <p>Runs on Windows, Linux and OS X, as well as various cloud Platforms</p>
       </div>
       <div class="col-lg-4 col-sm-6">
         <h3><i class="fa fa-wrench"></i>Multiple Lanuages</h3>