diff --git a/.travis.yml b/.travis.yml
index f26b9f40..c5d4cc1a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,8 @@
 language: python
-  python:
-    - "3.6"
-  script:
-    - python -m pytest
+python:
+  - "3.6"
+before_install:
+  - gem install sass
+  - npm install
+script:
+  - python -m pytest
diff --git a/Makefile b/Makefile
index ab883082..e4fb2f72 100644
--- a/Makefile
+++ b/Makefile
@@ -1,2 +1,5 @@
 test:
 	python -m pytest
+
+clean:
+	find static/assets -type f |grep -v .gitignore | xargs rm