diff --git a/demo/server.js b/demo/server.js
index 5f39a19..2e63887 100644
--- a/demo/server.js
+++ b/demo/server.js
@@ -1,5 +1,5 @@
 // Copyright IBM Corp. 2012,2016. All Rights Reserved.
-// Node module: foreman
+// Node module: procfiled
 // This file is licensed under the MIT License.
 // License text available at https://opensource.org/licenses/MIT
 
diff --git a/forward.js b/forward.js
index 2243c37..6fee840 100644
--- a/forward.js
+++ b/forward.js
@@ -1,5 +1,5 @@
 // Copyright IBM Corp. 2012,2016. All Rights Reserved.
-// Node module: foreman
+// Node module: procfiled
 // This file is licensed under the MIT License.
 // License text available at https://opensource.org/licenses/MIT
 
diff --git a/lib/proc.js b/lib/proc.js
index c9e0021..d9eddff 100644
--- a/lib/proc.js
+++ b/lib/proc.js
@@ -131,7 +131,7 @@ function start(procs, requirements, envs, portarg, emitter){
       };
 
       p.env.PORT = port + j + k * 100;
-      p.env.FOREMAN_WORKER_NAME = p.env.FOREMAN_WORKER_NAME || key + "." + (i + 1);
+      p.env.PROCFILED_WORKER_NAME = p.env.PROCFILED_WORKER_NAME || key + "." + (i + 1);
 
       run(key + "." + (i + 1), p, emitter);
 
diff --git a/nf.js b/nf.js
index 4d0d8a3..c678d71 100755
--- a/nf.js
+++ b/nf.js
@@ -295,7 +295,7 @@ program
         }
         envl.push({ key: "PORT", value: conf.port });
         envl.push({
-          key: "FOREMAN_WORKER_NAME",
+          key: "PROCFILED_WORKER_NAME",
           value: conf.process + "." + conf.number,
         });
 
diff --git a/package.json b/package.json
index fd0a9a9..5bc9f02 100644
--- a/package.json
+++ b/package.json
@@ -45,9 +45,9 @@
   },
   "preferGlobal": true,
   "devDependencies": {
-    "chai": "~1.9.1",
-    "jshint": "^2.6.3",
-    "rimraf": "~2.2.8",
-    "tap": "^0.7.1"
+    "chai": "^4.3.0",
+    "jshint": "^2.13.0",
+    "rimraf": "^5.0.0",
+    "tap": "^18.0.0"
   }
 }
diff --git a/proxy.js b/proxy.js
index 98e037d..c2ba400 100644
--- a/proxy.js
+++ b/proxy.js
@@ -1,5 +1,5 @@
 // Copyright IBM Corp. 2012,2016. All Rights Reserved.
-// Node module: foreman
+// Node module: procfiled
 // This file is licensed under the MIT License.
 // License text available at https://opensource.org/licenses/MIT
 
diff --git a/test/console-output.test.js b/test/console-output.test.js
index 090dc40..f5efcd9 100644
--- a/test/console-output.test.js
+++ b/test/console-output.test.js
@@ -47,7 +47,7 @@ c.log('a key', null, 'a log message');
 assertLogged('log', /^a log message$/);
 c.raw = false;
 
-assert.lengthOf(c.trim('a very long string this is!', 5), 6);
+assert.equal(c.trim('a very long string this is!', 5).length, 6);
 
 function makeLogger(collector) {
   return function() {
@@ -65,7 +65,7 @@ function assertLogged(logName, pattern) {
   var actual = logs[logName][logs[logName].length - 1];
 
   Object.keys(logs).forEach(function (log) {
-    assert.lengthOf(logs[log], logName === log ? 1 : 0);
+    assert.equal(logs[log].length, logName === log ? 1 : 0);
   });
 
   assert.match(actual, pattern);
diff --git a/test/console-trim.test.js b/test/console-trim.test.js
index 20db4e9..37c942c 100644
--- a/test/console-trim.test.js
+++ b/test/console-trim.test.js
@@ -16,8 +16,8 @@ var blue = colors.blue('blue');
 var long = 'Roses are red, Violets are blue, this string is long, and should be trimmed, too!';
 var colorLong = long.replace('red', red).replace('blue', blue);
 
-assert.lengthOf(long, 81);
-assert.lengthOf(colorLong, 99);
+assert.equal(long.length, 81);
+assert.equal(colorLong.length, 99);
 assert.equal(Console.trim(colorLong, 50), Console.trim(long, 50));
 
 assert.equal(Console.trim(colorLong, long.length), colorLong,