diff --git a/package.json b/package.json
index 492a21bb..a9142299 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "docs": "repo-tools exec -- jsdoc -c .jsdoc.js"
   },
   "dependencies": {
-    "google-gax": "^0.14.2",
+    "google-gax": "^0.16.0",
     "lodash.merge": "^4.6.0"
   },
   "devDependencies": {
@@ -56,7 +56,7 @@
     "ink-docstrap": "^1.3.2",
     "intelli-espower-loader": "^1.0.1",
     "jsdoc": "^3.5.5",
-    "mocha": "^3.5.3",
+    "mocha": "^5.0.5",
     "nyc": "^11.6.0",
     "power-assert": "^1.4.4",
     "prettier": "^1.11.1",