diff --git a/speech/package.json b/speech/package.json
index 679b7bf1c18..96b3d77d0c8 100644
--- a/speech/package.json
+++ b/speech/package.json
@@ -11,7 +11,7 @@
     "test": "c8 mocha system-test --timeout 600000"
   },
   "dependencies": {
-    "@google-cloud/speech": "^3.6.0",
+    "@google-cloud/speech": "^4.0.0",
     "@google-cloud/storage": "^5.0.0",
     "chalk": "^4.0.0",
     "node-record-lpcm16": "^1.0.1",