diff --git a/package.json b/package.json
index 0320784..7473af8 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "coveralls": "npm run coverage && coveralls <coverage/lcov.info",
     "lint": "standard",
     "prepublishOnly": "npm run lint && npm run test:build",
-    "test": "mocha ./test/*.js",
+    "test": "mocha ./src/test/*.js",
     "test:build": "npm run build:dist && mocha ./dist/test/*.js",
     "build:dist": "babel *.js test/*.js -d dist/"
   },
diff --git a/hdkey.js b/src/hdkey.js
similarity index 100%
rename from hdkey.js
rename to src/hdkey.js
diff --git a/index.js b/src/index.js
similarity index 100%
rename from index.js
rename to src/index.js
diff --git a/provider-engine.js b/src/provider-engine.js
similarity index 100%
rename from provider-engine.js
rename to src/provider-engine.js
diff --git a/test/hdkey.js b/src/test/hdkey.js
similarity index 100%
rename from test/hdkey.js
rename to src/test/hdkey.js
diff --git a/test/index.js b/src/test/index.js
similarity index 100%
rename from test/index.js
rename to src/test/index.js
diff --git a/thirdparty.js b/src/thirdparty.js
similarity index 100%
rename from thirdparty.js
rename to src/thirdparty.js