diff --git a/dist/bootstrap-toc.js b/dist/bootstrap-toc.js
index 2ce99ad..7d4d2bf 100644
--- a/dist/bootstrap-toc.js
+++ b/dist/bootstrap-toc.js
@@ -86,6 +86,11 @@
         return $li;
       },
 
+      generateEmptyNavEl: function() {
+        var $li = $('<li></li>');
+        return $li;
+      },
+
       generateNavItem: function(headingEl) {
         var anchor = this.generateAnchor(headingEl);
         var $heading = $(headingEl);
@@ -105,41 +110,55 @@
         return 1;
       },
 
-      // returns the elements for the top level, and the next below it
-      getHeadings: function($scope, topLevel) {
-        var topSelector = "h" + topLevel;
-
-        var secondaryLevel = topLevel + 1;
-        var secondarySelector = "h" + secondaryLevel;
+      // Returns the headings by depth defined in the settings.
+      getHeadings: function($scope, depth, topLevel) {
+        var selector = '';
+        for (var i = topLevel; i < topLevel + depth; i++) {
+          selector += 'h' + i;
+          if (i < topLevel + depth - 1)
+            selector += ',';
+        }
 
-        return this.findOrFilter($scope, topSelector + "," + secondarySelector);
+        return this.findOrFilter($scope, selector);
       },
 
       getNavLevel: function(el) {
         return parseInt(el.tagName.charAt(1), 10);
       },
 
-      populateNav: function($topContext, topLevel, $headings) {
-        var $context = $topContext;
-        var $prevNav;
+      populateNav: function($topContext, depth, topLevel, $headings) {
+        var $contexts = new Array(depth);
+				var helpers = this;
+
+        $contexts[0] = $topContext;
+        $topContext.lastNav = null;
 
-        var helpers = this;
         $headings.each(function(i, el) {
           var $newNav = helpers.generateNavItem(el);
           var navLevel = helpers.getNavLevel(el);
+          var relLevel = navLevel - topLevel;
+          var j;
 
-          // determine the proper $context
-          if (navLevel === topLevel) {
-            // use top level
-            $context = $topContext;
-          } else if ($prevNav && $context === $topContext) {
-            // create a new level of the tree and switch to it
-            $context = helpers.createChildNavList($prevNav);
-          } // else use the current $context
+          for (j = relLevel + 1; j < $contexts.length; j++) {
+            $contexts[j] = null;
+          }
 
-          $context.append($newNav);
+          if (!$contexts[relLevel]) {
+            for (j = 0; j < relLevel; j++) {
+              if (!$contexts[j + 1]) {
+                if (!$contexts[j].lastNav) {
+                  var $emptyNav = helpers.generateEmptyNavEl();
+                  $contexts[j].append($emptyNav);
+                  $contexts[j].lastNav = $emptyNav;
+                }
+                $contexts[j + 1] = helpers.createChildNavList($contexts[j].lastNav);
+                $contexts[j + 1].lastNav = null;
+              }
+            }
+          }
 
-          $prevNav = $newNav;
+          $contexts[relLevel].append($newNav);
+          $contexts[relLevel].lastNav = $newNav;
         });
       },
 
@@ -153,6 +172,7 @@
           opts = arg;
         }
         opts.$scope = opts.$scope || $(document.body);
+        opts.depth = opts.depth || opts.$nav.attr('data-toc-depth') || 2;
         return opts;
       }
     },
@@ -166,8 +186,8 @@
 
       var $topContext = this.helpers.createChildNavList(opts.$nav);
       var topLevel = this.helpers.getTopLevel(opts.$scope);
-      var $headings = this.helpers.getHeadings(opts.$scope, topLevel);
-      this.helpers.populateNav($topContext, topLevel, $headings);
+      var $headings = this.helpers.getHeadings(opts.$scope, opts.depth, topLevel);
+      this.helpers.populateNav($topContext, opts.depth, topLevel, $headings);
     }
   };
 
diff --git a/dist/bootstrap-toc.min.js b/dist/bootstrap-toc.min.js
index c628326..58ce94f 100644
--- a/dist/bootstrap-toc.min.js
+++ b/dist/bootstrap-toc.min.js
@@ -2,4 +2,4 @@
  * Bootstrap Table of Contents v1.0.1 (http://afeld.github.io/bootstrap-toc/)
  * Copyright 2015 Aidan Feldman
  * Licensed under MIT (https://github.com/afeld/bootstrap-toc/blob/gh-pages/LICENSE.md) */
-!function(a){"use strict";window.Toc={helpers:{findOrFilter:function(e,t){var n=e.find(t);return e.filter(t).add(n).filter(":not([data-toc-skip])")},generateUniqueIdBase:function(e){return a(e).text().trim().replace(/\'/gi,"").replace(/[& +$,:;=?@"#{}|^~[`%!'<>\]\.\/\(\)\*\\\n\t\b\v]/g,"-").replace(/-{2,}/g,"-").substring(0,64).replace(/^-+|-+$/gm,"").toLowerCase()||e.tagName.toLowerCase()},generateUniqueId:function(e){for(var t=this.generateUniqueIdBase(e),n=0;;n++){var r=t;if(0<n&&(r+="-"+n),!document.getElementById(r))return r}},generateAnchor:function(e){if(e.id)return e.id;var t=this.generateUniqueId(e);return e.id=t},createNavList:function(){return a('<ul class="nav navbar-nav"></ul>')},createChildNavList:function(e){var t=this.createNavList();return e.append(t),t},generateNavEl:function(e,t){var n=a('<a class="nav-link"></a>');n.attr("href","#"+e),n.text(t);var r=a("<li></li>");return r.append(n),r},generateNavItem:function(e){var t=this.generateAnchor(e),n=a(e),r=n.data("toc-text")||n.text();return this.generateNavEl(t,r)},getTopLevel:function(e){for(var t=1;t<=6;t++){if(1<this.findOrFilter(e,"h"+t).length)return t}return 1},getHeadings:function(e,t){var n="h"+t,r="h"+(t+1);return this.findOrFilter(e,n+","+r)},getNavLevel:function(e){return parseInt(e.tagName.charAt(1),10)},populateNav:function(r,a,e){var i,s=r,c=this;e.each(function(e,t){var n=c.generateNavItem(t);c.getNavLevel(t)===a?s=r:i&&s===r&&(s=c.createChildNavList(i)),s.append(n),i=n})},parseOps:function(e){var t;return(t=e.jquery?{$nav:e}:e).$scope=t.$scope||a(document.body),t}},init:function(e){(e=this.helpers.parseOps(e)).$nav.attr("data-toggle","toc");var t=this.helpers.createChildNavList(e.$nav),n=this.helpers.getTopLevel(e.$scope),r=this.helpers.getHeadings(e.$scope,n);this.helpers.populateNav(t,n,r)}},a(function(){a('nav[data-toggle="toc"]').each(function(e,t){var n=a(t);Toc.init(n)})})}(jQuery);
\ No newline at end of file
+!function(e){"use strict";window.Toc={helpers:{findOrFilter:function(e,t){var a=e.find(t);return e.filter(t).add(a).filter(":not([data-toc-skip])")},generateUniqueIdBase:function(t){return e(t).text().trim().replace(/\'/gi,"").replace(/[& +$,:;=?@"#{}|^~[`%!'<>\]\.\/\(\)\*\\\n\t\b\v]/g,"-").replace(/-{2,}/g,"-").substring(0,64).replace(/^-+|-+$/gm,"").toLowerCase()||t.tagName.toLowerCase()},generateUniqueId:function(e){for(var t=this.generateUniqueIdBase(e),a=0;;a++){var n=t;if(a>0&&(n+="-"+a),!document.getElementById(n))return n}},generateAnchor:function(e){if(e.id)return e.id;var t=this.generateUniqueId(e);return e.id=t,t},createNavList:function(){return e('<ul class="nav navbar-nav"></ul>')},createChildNavList:function(e){var t=this.createNavList();return e.append(t),t},generateNavEl:function(t,a){var n=e('<a class="nav-link"></a>');n.attr("href","#"+t),n.text(a);var r=e("<li></li>");return r.append(n),r},generateEmptyNavEl:function(){return e("<li></li>")},generateNavItem:function(t){var a=this.generateAnchor(t),n=e(t),r=n.data("toc-text")||n.text();return this.generateNavEl(a,r)},getTopLevel:function(e){for(var t=1;t<=6;t++){if(this.findOrFilter(e,"h"+t).length>1)return t}return 1},getHeadings:function(e,t,a){for(var n="",r=a;r<a+t;r++)n+="h"+r,r<a+t-1&&(n+=",");return this.findOrFilter(e,n)},getNavLevel:function(e){return parseInt(e.tagName.charAt(1),10)},populateNav:function(e,t,a,n){var r=new Array(t),i=this;r[0]=e,e.lastNav=null,n.each(function(e,t){var n,l=i.generateNavItem(t),s=i.getNavLevel(t)-a;for(n=s+1;n<r.length;n++)r[n]=null;if(!r[s])for(n=0;n<s;n++)if(!r[n+1]){if(!r[n].lastNav){var o=i.generateEmptyNavEl();r[n].append(o),r[n].lastNav=o}r[n+1]=i.createChildNavList(r[n].lastNav),r[n+1].lastNav=null}r[s].append(l),r[s].lastNav=l})},parseOps:function(t){var a;return(a=t.jquery?{$nav:t}:t).$scope=a.$scope||e(document.body),a.depth=a.depth||a.$nav.attr("data-toc-depth")||2,a}},init:function(e){(e=this.helpers.parseOps(e)).$nav.attr("data-toggle","toc");var t=this.helpers.createChildNavList(e.$nav),a=this.helpers.getTopLevel(e.$scope),n=this.helpers.getHeadings(e.$scope,e.depth,a);this.helpers.populateNav(t,e.depth,a,n)}},e(function(){e('nav[data-toggle="toc"]').each(function(t,a){var n=e(a);Toc.init(n)})})}(jQuery);
\ No newline at end of file
diff --git a/index.md b/index.md
index a2531c5..ec49b85 100644
--- a/index.md
+++ b/index.md
@@ -87,7 +87,8 @@ All options are optional, unless otherwise indicated.
 | option   | type          | notes                                                                                                                                                      |
 | -------- | ------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | `$nav`   | jQuery Object | (required) The element that the navigation will be created in.                                                                                             |
-| `$scope` | jQuery Object | The element where the search for headings will be limited to, or the list of headings that will be used in the navigation. Defaults to `$(document.body)`. |
+| `$scope` | jQuery Object | The element where the search for headings will be limited to, or the list of headings that will be used in the navigation. Defaults to `$(document.body)`.                                                                                                                                             |
+| `depth`   | number (int) | The max depth of the navigation. Defaults to 2. | 
 {: .table }
 
 ## Customization