diff --git a/package-lock.json b/package-lock.json
index 0ef173b..abeda84 100644
--- a/package-lock.json
+++ b/package-lock.json
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-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.2.1.tgz",
-      "integrity": "sha512-jZnMwlb9Iku/O3smGWvZhauCf6cvvpKi4BKRiliS3cxnI+Gz9j5MEpTz2UFuXiKPJocb7gnsLHwiS05ige5BEA=="
-    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -1862,18 +1598,14 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
     },
     "x-xss-protection": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/x-xss-protection/-/x-xss-protection-1.1.0.tgz",
       "integrity": "sha512-rx3GzJlgEeZ08MIcDsU2vY2B1QEriUKJTSiNHHUIem6eg9pzVOr2TL3Y4Pd6TMAM5D5azGjcxqI62piITBDHVg=="
     },
-    "yallist": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
-    },
     "yn": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/yn/-/yn-2.0.0.tgz",
diff --git a/package.json b/package.json
index 2cb6fb1..098a8a7 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,6 @@
     "express-ip-access-control": "1.0.5",
     "helmet": "3.12.0",
     "morgan": "1.9.0",
-    "opbeat": "4.14.0",
     "open": "0.0.5",
     "serve-index": "1.9.1"
   },
diff --git a/src/cli.ts b/src/cli.ts
index 663f5eb..05db738 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -20,7 +20,6 @@ Options:
   -i <ips> --ips=<ips>  Allowed IP addresses.
   -l --list-dir  List Directory.
   -s --allow-http  Allow connection over HTTP.
-  --opbeat  Enable Opbeat.
   -o --open  Open in browser after start.
 `;
 
@@ -35,7 +34,6 @@ export default function getArgs() : IOptions {
         basicAuth: rawArgs['--basic-auth'] ? rawArgs['--basic-auth'].split(':') : [],
         dirList: rawArgs['--list-dir'],
         serveDir: rawArgs['<dir>'],
-        opbeat: rawArgs['--opbeat'],
         open: rawArgs['--open'],
         allowHttp: rawArgs['--allow-http']
     };
diff --git a/src/server.ts b/src/server.ts
index 189e4d3..3da5855 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -3,7 +3,6 @@ import * as express from 'express';
 import * as AccessControl from 'express-ip-access-control';
 import * as compression from 'compression';
 import * as helmet from 'helmet';
-import * as opbeat from 'opbeat';
 import * as referrerPolicy from 'referrer-policy';
 import * as morgan from 'morgan';
 
@@ -57,11 +56,6 @@ export default function createServer(opts : IOptions) : express.Application {
     app.use(handle404(opts.serveDir));
 
     app.use(compression({ level: 9 }));
-    if (opts.opbeat) {
-        app.use(opbeat.start({
-            active: opts.opbeat
-        }).middleware.express());
-    }
 
     return app;
 }
diff --git a/src/types/index.ts b/src/types/index.ts
index c325dee..8a8c4b8 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -5,7 +5,6 @@ export interface IOptions {
     basicAuth: string[];
     dirList: boolean;
     serveDir: string;
-    opbeat: boolean;
     open: boolean;
     allowHttp: boolean;
 }