diff --git a/.gitignore b/.gitignore
index 8ed6371..7e131e0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,7 @@
+# Node
+node_modules/
+npm-debug.log
+
 # OS specific trash
 .DS_Store
 ._.DS_Store
diff --git a/package.json b/package.json
index 2687eb3..1a65d8f 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "A simple package providing the Roboto fontface.",
   "main": "css/roboto-fontface.css",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "./test.sh"
   },
   "repository": {
     "type": "git",
@@ -20,5 +20,9 @@
   "bugs": {
     "url": "https://github.com/choffmeister/roboto-fontface-bower/issues"
   },
-  "homepage": "https://github.com/choffmeister/roboto-fontface-bower"
+  "homepage": "https://github.com/choffmeister/roboto-fontface-bower",
+  "devDependencies": {
+    "less": "2.6.0",
+    "node-sass": "3.4.2"
+  }
 }
diff --git a/test.sh b/test.sh
new file mode 100755
index 0000000..e674268
--- /dev/null
+++ b/test.sh
@@ -0,0 +1,12 @@
+#!/bin/bash -e
+DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+for FILE in $DIR/css/*.less; do
+  echo "less $FILE"
+  lessc "$FILE" >/dev/null
+done
+
+for FILE in $DIR/css/*.scss; do
+  echo "sass $FILE"
+  node-sass "$FILE" >/dev/null
+done