diff --git a/package.json b/package.json
index dcdeaa42..89c535a1 100644
--- a/package.json
+++ b/package.json
@@ -19,13 +19,18 @@
     "babel-preset-env": "^1.6.0",
     "babel-preset-react": "^6.24.1",
     "commit-status": "^4.1.0",
+    "css-loader": "^0.28.4",
     "glob": "^7.1.2",
     "lerna": "^2.0.0",
+    "node-sass": "^4.5.3",
     "npm-run-all": "^4.0.2",
+    "postcss-loader": "^2.0.6",
     "primer-module-build": "^1.0.2",
     "react": "^15.6.1",
     "react-dom": "^15.6.1",
+    "sass-loader": "^6.0.6",
     "semver": "^5.3.0",
+    "style-loader": "^0.18.2",
     "stylelint": "^7.13.0",
     "stylelint-config-primer": "^2.0.0"
   }