diff --git a/datastore/package.json b/datastore/package.json
index ae79053edd..d7e77affef 100644
--- a/datastore/package.json
+++ b/datastore/package.json
@@ -17,7 +17,7 @@
     "test": "samples test run --cmd ava -- -T 1m --verbose system-test/*.test.js"
   },
   "dependencies": {
-    "@google-cloud/datastore": "1.1.0",
+    "@google-cloud/datastore": "4.0.0",
     "yargs": "9.0.1"
   },
   "devDependencies": {