diff --git a/src/client/voice/VoiceBroadcast.js b/src/client/voice/VoiceBroadcast.js
index c2e373b36..96965c954 100644
--- a/src/client/voice/VoiceBroadcast.js
+++ b/src/client/voice/VoiceBroadcast.js
@@ -55,11 +55,10 @@ class VoiceBroadcast extends EventEmitter {
     return d;
   }
 
-  applyVolume(buffer, volume) {
-    volume = volume || this._volume;
+  applyVolume(buffer, volume = this._volume) {
     if (volume === 1) return buffer;
 
-    const out = new Buffer(buffer.length);
+    const out = Buffer.alloc(buffer.length);
     for (let i = 0; i < buffer.length; i += 2) {
       if (i >= buffer.length - 1) break;
       const uint = Math.min(32767, Math.max(-32767, Math.floor(volume * buffer.readInt16LE(i))));
@@ -319,7 +318,7 @@ class VoiceBroadcast extends EventEmitter {
     this._missed = 0;
 
     if (buffer.length !== bufferLength) {
-      const newBuffer = new Buffer(bufferLength).fill(0);
+      const newBuffer = Buffer.alloc(bufferLength).fill(0);
       buffer.copy(newBuffer);
       buffer = newBuffer;
     }
diff --git a/src/client/voice/VoiceUDPClient.js b/src/client/voice/VoiceUDPClient.js
index b7b0c0cfe..7fc2ca577 100644
--- a/src/client/voice/VoiceUDPClient.js
+++ b/src/client/voice/VoiceUDPClient.js
@@ -124,7 +124,7 @@ class VoiceConnectionUDPClient extends EventEmitter {
       });
     });
 
-    const blankMessage = new Buffer(70);
+    const blankMessage = Buffer.alloc(70);
     blankMessage.writeUIntBE(this.voiceConnection.authentication.ssrc, 0, 4);
     this.send(blankMessage);
   }
@@ -132,7 +132,7 @@ class VoiceConnectionUDPClient extends EventEmitter {
 
 function parseLocalPacket(message) {
   try {
-    const packet = new Buffer(message);
+    const packet = Buffer.from(message);
     let address = '';
     for (let i = 4; i < packet.indexOf(0, i); i++) address += String.fromCharCode(packet[i]);
     const port = parseInt(packet.readUIntLE(packet.length - 2, 2).toString(10), 10);
diff --git a/src/client/voice/dispatcher/StreamDispatcher.js b/src/client/voice/dispatcher/StreamDispatcher.js
index 3edb759f5..0fa0f2368 100644
--- a/src/client/voice/dispatcher/StreamDispatcher.js
+++ b/src/client/voice/dispatcher/StreamDispatcher.js
@@ -2,7 +2,7 @@ const EventEmitter = require('events').EventEmitter;
 const NaCl = require('tweetnacl');
 const VoiceBroadcast = require('../VoiceBroadcast');
 
-const nonce = new Buffer(24);
+const nonce = Buffer.alloc(24);
 nonce.fill(0);
 
 /**
@@ -180,7 +180,7 @@ class StreamDispatcher extends EventEmitter {
   }
 
   createPacket(sequence, timestamp, buffer) {
-    const packetBuffer = new Buffer(buffer.length + 28);
+    const packetBuffer = Buffer.alloc(buffer.length + 28);
     packetBuffer.fill(0);
     packetBuffer[0] = 0x80;
     packetBuffer[1] = 0x78;
@@ -199,7 +199,7 @@ class StreamDispatcher extends EventEmitter {
   applyVolume(buffer) {
     if (this.volume === 1) return buffer;
 
-    const out = new Buffer(buffer.length);
+    const out = Buffer.alloc(buffer.length);
     for (let i = 0; i < buffer.length; i += 2) {
       if (i >= buffer.length - 1) break;
       const uint = Math.min(32767, Math.max(-32767, Math.floor(this.volume * buffer.readInt16LE(i))));
@@ -269,7 +269,7 @@ class StreamDispatcher extends EventEmitter {
       data.missed = 0;
 
       if (buffer.length !== bufferLength) {
-        const newBuffer = new Buffer(bufferLength).fill(0);
+        const newBuffer = Buffer.alloc(bufferLength).fill(0);
         buffer.copy(newBuffer);
         buffer = newBuffer;
       }
diff --git a/src/client/voice/receiver/VoiceReceiver.js b/src/client/voice/receiver/VoiceReceiver.js
index bc9156f2f..697e8df12 100644
--- a/src/client/voice/receiver/VoiceReceiver.js
+++ b/src/client/voice/receiver/VoiceReceiver.js
@@ -2,7 +2,7 @@ const EventEmitter = require('events').EventEmitter;
 const NaCl = require('tweetnacl');
 const Readable = require('./VoiceReadable');
 
-const nonce = new Buffer(24);
+const nonce = Buffer.alloc(24);
 nonce.fill(0);
 
 /**
@@ -127,7 +127,7 @@ class VoiceReceiver extends EventEmitter {
       this.emit('warn', 'Failed to decrypt voice packet');
       return;
     }
-    data = new Buffer(data);
+    data = Buffer.from(data);
     if (this.opusStreams.get(user.id)) this.opusStreams.get(user.id)._push(data);
     /**
      * Emitted whenever voice data is received from the voice connection. This is _always_ emitted (unlike PCM).