diff --git a/.mocharc.json b/.mocharc.json
new file mode 100644
index 0000000..8e0b9fd
--- /dev/null
+++ b/.mocharc.json
@@ -0,0 +1,9 @@
+{
+  "require": "./test/setup.js",
+  "reporter": "spec",
+  "ui": "bdd",
+  "recursive": true,
+  "colors": true,
+  "timeout": 10000,
+  "slow": 100
+}
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index c34a6d4..2d44e5f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,730 +1,8 @@
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+        "strip-ansi": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
+          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^5.0.0"
+          }
+        }
+      }
+    },
+    "yargs-parser": {
+      "version": "20.2.4",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz",
+      "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==",
+      "dev": true
+    },
+    "yargs-unparser": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
+      "dev": true,
+      "requires": {
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      }
+    },
+    "yocto-queue": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
+      "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
+      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 3ea52fc..e3fefe1 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "main": "index.js",
   "types": "ngrok.d.ts",
   "scripts": {
-    "test": "node ./node_modules/mocha/bin/_mocha --exit",
+    "test": "mocha --exit",
     "postinstall": "node ./postinstall.js",
     "postupdate": "node ./postinstall.js"
   },
@@ -36,10 +36,10 @@
     "url": "https://github.com/bubenshchykov/ngrok/issues"
   },
   "devDependencies": {
-    "chai": "~3.5.0",
-    "colors": "^1.3.3",
+    "chai": "^4.3.4",
+    "colors": "^1.4.0",
     "homedir": "^0.6.0",
-    "mocha": "^5.2.0"
+    "mocha": "^8.3.2"
   },
   "dependencies": {
     "@types/node": "^8.10.50",
diff --git a/test/mocha.opts b/test/mocha.opts
deleted file mode 100644
index e44f001..0000000
--- a/test/mocha.opts
+++ /dev/null
@@ -1,7 +0,0 @@
---require ./test/setup.js
---reporter spec
---ui bdd
---recursive
---colors
---timeout 10000
---slow 100
\ No newline at end of file