diff --git a/.npmignore b/.npmignore
index e60e6af..82315bc 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,5 +1,6 @@
 .*
 test
 bench
+preview
 now.json
 service.js
diff --git a/package.json b/package.json
index 357950e..bcf0f94 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "scripts": {
     "lint": "standard",
     "bench": "node bench/index.js",
-    "preview": "node test/serve-preview.js",
+    "preview": "node preview/serve.js",
     "test": "tap test/*.spec.js --reporter spec",
     "start": "node service.js",
     "predeploy": "now rm badgen --safe -y -T badgen",
diff --git a/test/PREVIEW.md b/preview/PREVIEW.md
similarity index 100%
rename from test/PREVIEW.md
rename to preview/PREVIEW.md
diff --git a/test/serve-preview.js b/preview/serve.js
similarity index 100%
rename from test/serve-preview.js
rename to preview/serve.js