diff --git a/packages/google-cloud-speech/src/v1/speech_client.js b/packages/google-cloud-speech/src/v1/speech_client.js
index db17ac15e3f..3c061c4df00 100644
--- a/packages/google-cloud-speech/src/v1/speech_client.js
+++ b/packages/google-cloud-speech/src/v1/speech_client.js
@@ -52,7 +52,7 @@ class SpeechClient {
    *     your project ID will be detected automatically.
    * @param {function} [options.promise] - Custom promise module to use instead
    *     of native Promises.
-   * @param {string} [options.servicePath] - The domain name of the
+   * @param {string} [options.apiEndpoint] - The domain name of the
    *     API remote host.
    */
   constructor(opts) {
diff --git a/packages/google-cloud-speech/src/v1p1beta1/speech_client.js b/packages/google-cloud-speech/src/v1p1beta1/speech_client.js
index 7f7aac306c4..7c9c88a7390 100644
--- a/packages/google-cloud-speech/src/v1p1beta1/speech_client.js
+++ b/packages/google-cloud-speech/src/v1p1beta1/speech_client.js
@@ -52,7 +52,7 @@ class SpeechClient {
    *     your project ID will be detected automatically.
    * @param {function} [options.promise] - Custom promise module to use instead
    *     of native Promises.
-   * @param {string} [options.servicePath] - The domain name of the
+   * @param {string} [options.apiEndpoint] - The domain name of the
    *     API remote host.
    */
   constructor(opts) {