diff --git a/documentation/build/index.html b/documentation/build/index.html
index b6f92cb34..442a50052 100644
--- a/documentation/build/index.html
+++ b/documentation/build/index.html
@@ -58,7 +58,7 @@
           <!-- sidebar menu: : style can be found in sidebar.less -->
           <ul class="nav sidebar-menu">
             <li class="header">TABLE OF CONTENTS</li>
-            <li><a href="#introduction"><i class='fa fa-circle-o'></i> Introduction</a></li>
+            <li class="active"><a href="#introduction"><i class='fa fa-circle-o'></i> Introduction</a></li>
             <li><a href="#download"><i class='fa fa-circle-o'></i> Download</a></li>
             <li><a href="#dependencies"><i class='fa fa-circle-o'></i> Dependencies</a></li>
             <li><a href="#advice"><i class='fa fa-circle-o'></i> Advice</a></li>
diff --git a/documentation/index.html b/documentation/index.html
index 22ec406d0..4745ce03e 100644
--- a/documentation/index.html
+++ b/documentation/index.html
@@ -58,7 +58,7 @@
           <!-- sidebar menu: : style can be found in sidebar.less -->
           <ul class="nav sidebar-menu">
             <li class="header">TABLE OF CONTENTS</li>
-            <li><a href="#introduction"><i class='fa fa-circle-o'></i> Introduction</a></li>
+            <li class="active"><a href="#introduction"><i class='fa fa-circle-o'></i> Introduction</a></li>
             <li><a href="#download"><i class='fa fa-circle-o'></i> Download</a></li>
             <li><a href="#dependencies"><i class='fa fa-circle-o'></i> Dependencies</a></li>
             <li><a href="#advice"><i class='fa fa-circle-o'></i> Advice</a></li>