diff --git a/package-lock.json b/package-lock.json
index 554b27bd..79f119cf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8086,6 +8086,12 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
       "dev": true
     },
+    "typescript": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.6.2.tgz",
+      "integrity": "sha1-PFtv1/beCRQmkCfwPAlGdY92c6Q=",
+      "dev": true
+    },
     "ua-parser-js": {
       "version": "0.7.17",
       "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.17.tgz",
diff --git a/package.json b/package.json
index ece638dd..d2a9fc6d 100644
--- a/package.json
+++ b/package.json
@@ -6,9 +6,9 @@
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
-    "build": "genversion lib/version.js && npm run build-lib && npm run build-flow",
+    "build": "genversion lib/version.js && npm run validate-ts-declarations && npm run build-lib && npm run build-flow",
     "build-flow": "flow-copy-source -i */__tests__* lib dist",
-    "build-lib": "npm run validate-ts-declarations && BABEL_ENV=publish babel lib -d dist --ignore __tests__ --copy-files",
+    "build-lib": "BABEL_ENV=publish babel lib -d dist --ignore __tests__ --copy-files",
     "clean": "rimraf dist/",
     "flow": "flow",
     "format": "eslint --fix ./lib ./tests/src ./tests/lib",