diff --git a/package.json b/package.json
index 10a63ad..4d35b57 100644
--- a/package.json
+++ b/package.json
@@ -5,9 +5,10 @@
     "main": "empty.js",
     "scripts": {
         "prepare": "cd book && npm i -g gitbook-cli && gitbook install",
+        "clean": "rm -rf build && rm -rf book/_book",
         "build": "cd book && gitbook build && cp -R ./_book ../build",
         "upload:ipfs": "node scripts/ipfsUpload.js",
-        "deploy:ipfs": "npm run build && npm run upload:ipfs"
+        "deploy:ipfs": "npm run clean && npm run build && npm run upload:ipfs"
     },
     "repository": {
         "type": "git",