diff --git a/config.js b/config.js
index e520e8d..d5a2987 100644
--- a/config.js
+++ b/config.js
@@ -69,6 +69,9 @@ module.exports = {
     collapseWhitespace: true, // remove whitespace characters from text nodes and document tree
     removeComments: true      // strip HTML comments
   },
+  indexDependencies: [
+    /* Add custom tasks to run as dependencies to the `index` task */
+  ],
   jshint: {
     enabled: false
   },
diff --git a/index.js b/index.js
index 65bce26..c9a45be 100644
--- a/index.js
+++ b/index.js
@@ -165,7 +165,9 @@ module.exports = function(gulp, userConfig) {
       });
   });
 
-  gulp.task('index', ['scripts', 'styles', 'images'], function() {
+  var indexDependencies = ['scripts', 'styles', 'images'].concat(config.indexDependencies);
+
+  gulp.task('index', indexDependencies, function() {
     var streams = [];
 
     if (cache.isDirty('markups') || isPluginEnabled('rename')) {