diff --git a/packages/google-cloud-dns/samples/package.json b/packages/google-cloud-dns/samples/package.json
index d3a3f60bf4c..6f7c750e5df 100644
--- a/packages/google-cloud-dns/samples/package.json
+++ b/packages/google-cloud-dns/samples/package.json
@@ -22,10 +22,10 @@
     "yargs": "8.0.2"
   },
   "devDependencies": {
-    "@google-cloud/nodejs-repo-tools": "1.4.15",
-    "ava": "0.19.1",
+    "@google-cloud/nodejs-repo-tools": "1.4.16",
+    "ava": "0.21.0",
     "proxyquire": "1.8.0",
-    "sinon": "2.3.4"
+    "sinon": "3.0.0"
   },
   "cloud-repo-tools": {
     "requiresKeyFile": true,