diff --git a/Gruntfile.js b/Gruntfile.js
index 654a3deb..82f364c4 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -42,6 +42,13 @@ module.exports = function (grunt) {
         options: {
           replacements: [
 
+            // convert bootstrap imports
+            { // https://regex101.com/r/bM6cP0/2
+              pattern: /bower_components\/(bootstrap\/less\/)/gi,
+              replacement: "bower_components\/bootstrap-sass\/assets\/stylesheets\/bootstrap\/",
+              order: 2
+            },
+
             // convert all shadow mixins
             { // https://regex101.com/r/sJ2lH4/1
               pattern: /.shadow-z-(\d+)((?:-hover)?) {/gi,
diff --git a/bower.json b/bower.json
index 88096f29..3e36ff5b 100644
--- a/bower.json
+++ b/bower.json
@@ -43,6 +43,7 @@
   "license": "https://github.com/FezVrasta/bootstrap-material-design/blob/master/LICENSE.md",
   "dependencies": {
     "jquery": "~2.1.1",
-    "bootstrap": "~3.3.5"
+    "bootstrap": "~3.3.5",
+    "bootstrap-sass": "~3.3.5"
   }
 }