diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e82291..38b8111 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # CHANGELOG
 
+## v3.0.2
+
+* Upgrade unix-dgram to 2.0.4
+* Upgrade mocha to 8.3.2
+* Replace deprecated [DEP0005] Buffer() to Buffer.from()
+
 ## v2.0.0
 
 * Upgrade unix-dgram to 0.2.3 (josephfrazier)
diff --git a/index.js b/index.js
index 83f5b19..95ee834 100644
--- a/index.js
+++ b/index.js
@@ -113,7 +113,7 @@ var Transport = {
     unix_dgram: function(message, severity, callback){
         var self = this;
         var preambleBuffer = self.composerFunction('', severity);
-        var formattedMessageBuffer = Buffer.isBuffer(message) ? message : new Buffer(message);
+        var formattedMessageBuffer = Buffer.isBuffer(message) ? message : new Buffer.from(message);
         var chunkSize = 2000 - preambleBuffer.length - 200;
         var numChunks = Math.ceil(formattedMessageBuffer.length / chunkSize);
 
@@ -121,7 +121,7 @@ var Transport = {
         if (numChunks > 1){
             for (var i = 0; i < numChunks; i++){
                 fragments.push(formattedMessageBuffer.slice(i * chunkSize, Math.min(formattedMessageBuffer.length, (i + 1) * chunkSize)),
-                              new Buffer(' [' + (i + 1) + '/' + numChunks + ']', 'ascii'));
+                              new Buffer.from(' [' + (i + 1) + '/' + numChunks + ']', 'ascii'));
             }
         } else{
             fragments.push(formattedMessageBuffer);
@@ -424,7 +424,7 @@ SysLogger.prototype.assert = function(expression) {
  * Compose syslog message
  */
 SysLogger.prototype.composeSyslogMessage = function(message, severity) {
-    return new Buffer('<' + (this.facility * 8 + severity) + '>' +
+    return new Buffer.from('<' + (this.facility * 8 + severity) + '>' +
                       this.getDate() + ' ' + this.hostname + ' ' +
                       this.tag + '[' + process.pid + ']:' + message);
 }
diff --git a/package.json b/package.json
index 85ded0c..2292f3c 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
   "bugs": {
     "url": "http://github.com/phuesler/ain/issues"
   },
-  "license" : "MIT",
+  "license": "MIT",
   "licenses": [
     {
       "type": "MIT",
@@ -52,10 +52,10 @@
     }
   ],
   "devDependencies": {
-    "mocha": "~1.12.0",
+    "mocha": "^8.3.2",
     "chai": "~1.7.2"
   },
   "optionalDependencies": {
-    "unix-dgram": "^2.0.2"
+    "unix-dgram": "^2.0.4"
   }
 }