diff --git a/package-lock.json b/package-lock.json
index b345e9d8..7041cae0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5430,7 +5430,7 @@
     },
     "packages/webrtc": {
       "name": "werift",
-      "version": "0.19.8",
+      "version": "0.19.9",
       "license": "MIT",
       "dependencies": {
         "@fidm/x509": "^1.2.1",
diff --git a/packages/webrtc/package.json b/packages/webrtc/package.json
index d234785e..5eff1068 100644
--- a/packages/webrtc/package.json
+++ b/packages/webrtc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "werift",
-  "version": "0.19.8",
+  "version": "0.19.9",
   "description": "WebRTC Implementation for TypeScript (Node.js)",
   "keywords": [
     "WebRTC",
diff --git a/packages/webrtc/src/nonstandard/navigator.ts b/packages/webrtc/src/nonstandard/navigator.ts
index 8442b059..fe139d2e 100644
--- a/packages/webrtc/src/nonstandard/navigator.ts
+++ b/packages/webrtc/src/nonstandard/navigator.ts
@@ -1,8 +1,8 @@
 import { randomBytes } from "crypto";
-import { jspack } from "@shinyoshiaki/jspack";
-import { MediaStream, MediaStreamTrack } from "../media/track";
 import { createSocket } from "dgram";
+import { jspack } from "@shinyoshiaki/jspack";
 import { RTCRtpCodecParameters } from "..";
+import { MediaStream, MediaStreamTrack } from "../media/track";
 
 export class Navigator {
   mediaDevices: MediaDevices;
diff --git a/packages/webrtc/src/nonstandard/recorder/writer/webm.ts b/packages/webrtc/src/nonstandard/recorder/writer/webm.ts
index 2779fcc9..45793acb 100644
--- a/packages/webrtc/src/nonstandard/recorder/writer/webm.ts
+++ b/packages/webrtc/src/nonstandard/recorder/writer/webm.ts
@@ -77,7 +77,7 @@ export class WebmFactory extends MediaWriter {
     });
     const lipsync = new LipsyncCallback();
 
-    if (inputTracks.length === 1) {
+    if (inputTracks.length === 1 || this.props.disableNtp) {
       this.props.disableLipSync = true;
     }