diff --git a/client.js b/client.js
index 67b8bd04..6434ba22 100644
--- a/client.js
+++ b/client.js
@@ -8,7 +8,6 @@ const syncRequest = require('sync-request');
 const request = require("request");
 const ncp = require('ncp').ncp;
 const Rcon = require('rcon-client-fork').Rcon;
-const _ = require('underscore');
 const deepmerge = require("deepmerge");
 const getMac = require('getmac').getMac;
 const rmdirSync = require('rmdir-sync');
@@ -563,8 +562,11 @@ write-data=${ path.resolve(config.instanceDirectory, instance) }\r\n
 }
 
 // ensure instancemanagement only ever runs once
-_.once(instanceManagement);
+var _instanceInitialized;
 async function instanceManagement(instanceconfig) {
+	if (_instanceInitialized) return;
+	_instanceInitialized = true;
+
     console.log("Started instanceManagement();");
 
     /* Open websocket connection to master */
diff --git a/package.json b/package.json
index baa0a308..da2dd9ae 100644
--- a/package.json
+++ b/package.json
@@ -63,8 +63,7 @@
     "socket.io-prometheus": "^0.2.1",
     "sync-request": "^4.0.1",
     "tail": "^2.0.2",
-    "typescript-collections": "^1.3.2",
-    "underscore": "^1.8.3"
+    "typescript-collections": "^1.3.2"
   },
   "devDependencies": {
     "html5-validator": "^1.0.7",