diff --git a/.gitignore b/.gitignore
index e3d3d60..68e9545 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 node_modules/
 npm-debug.log
 static/
+tmp/
diff --git a/Gruntfile.js b/Gruntfile.js
index bf52189..f0e649e 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -74,6 +74,7 @@ module.exports = function (grunt) {
         options: {
           sassDir: 'assets/style',
           cssDir: 'static/style',
+          cacheDir: 'tmp/sass-cache',
           importPath: ['vendor/normalize-scss']
         }
       }