diff --git a/lib/voice/VoiceConnection.js b/lib/voice/VoiceConnection.js
index 9b18b8e1..1d79f168 100644
--- a/lib/voice/VoiceConnection.js
+++ b/lib/voice/VoiceConnection.js
@@ -912,6 +912,8 @@ class VoiceConnection extends EventEmitter {
     }
 
     _destroy() {
+        this.sendBuffer.free();
+        this.sendHeader.free();
         if(this.opus) {
             for(const key in this.opus) {
                 this.opus[key].delete?.();