diff --git a/lib/endpoint.js b/lib/endpoint.js
index 6f4e895..f4b0643 100644
--- a/lib/endpoint.js
+++ b/lib/endpoint.js
@@ -910,7 +910,7 @@ class Endpoint extends Emitter {
   }
   /**
    * VAD detection
-   * @param {string} opts.action = one-shot, continuou, default is one-shot
+   * @param {string} opts.strategy = one-shot, continuous, default is one-shot
    * @param {string} [opts.mode] Default value is 2
    * -1 ("disable fvad, use native")
    * - 0 ("quality")
@@ -929,14 +929,14 @@ class Endpoint extends Emitter {
    */
   startVadDetection(opts, callback) {
     opts = opts || {};
-    const action = opts.action | 'one-shot';
+    const strategy = opts.strategy | 'one-shot';
     const mode = opts.mode | 2;
     const silence_ms = opts.silence_ms | 250;
     const voice_ms = opts.voice_ms | 150;
     const bugname = opts.bugname | 'vad_detection';
 
     const __x = (callback) => {
-      const args = [this.uuid, 'start', action, mode, silence_ms, voice_ms, bugname];
+      const args = [this.uuid, 'start', strategy, mode, silence_ms, voice_ms, bugname];
       this.api('uuid_vad_detect', args, (err, evt) => {
         if (err) return callback(err);
         const body = evt.getBody() ;