diff --git a/packages/google-cloud-dialogflow/package.json b/packages/google-cloud-dialogflow/package.json
index 57c6604343d..8ae9222775f 100644
--- a/packages/google-cloud-dialogflow/package.json
+++ b/packages/google-cloud-dialogflow/package.json
@@ -43,7 +43,7 @@
     "precompile": "gts clean"
   },
   "dependencies": {
-    "google-gax": "^2.1.0",
+    "google-gax": "^2.3.1",
     "protobufjs": "^6.8.9"
   },
   "devDependencies": {