diff --git a/discovery/package-lock.json b/discovery/package-lock.json
index ac0be6f45..ed49a9dbe 100644
--- a/discovery/package-lock.json
+++ b/discovery/package-lock.json
@@ -516,6 +516,12 @@
         "default-require-extensions": "^1.0.0"
       }
     },
+    "arg": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/arg/-/arg-4.1.0.tgz",
+      "integrity": "sha512-ZWc51jO3qegGkVh8Hwpv636EkbesNV5ZNQPCtRa+0qytRYPEs9IYT9qITY9buezqUH5uqyzlWLcufrzU2rffdg==",
+      "dev": true
+    },
     "argparse": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
@@ -7005,17 +7011,15 @@
       }
     },
     "ts-node": {
-      "version": "7.0.1",
-      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-7.0.1.tgz",
-      "integrity": "sha512-BVwVbPJRspzNh2yfslyT1PSbl5uIk03EZlb493RKHN4qej/D06n1cEhjlOJG69oFsE7OT8XjpTUcYf6pKTLMhw==",
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-8.0.1.tgz",
+      "integrity": "sha512-zER3Js6Iotp31ghen6nKjgX75UOipwTWX9T5fAVmHaaYAizWhOes4uAsLmDC8H51UG5tHL8gNjoa/wLFjo7wtA==",
       "dev": true,
       "requires": {
+        "arg": "^4.1.0",
         "arrify": "^1.0.0",
-        "buffer-from": "^1.1.0",
         "diff": "^3.1.0",
         "make-error": "^1.1.1",
-        "minimist": "^1.2.0",
-        "mkdirp": "^0.5.1",
         "source-map-support": "^0.5.6",
         "yn": "^2.0.0"
       }
diff --git a/discovery/package.json b/discovery/package.json
index 8b771fa9b..cbccbee38 100644
--- a/discovery/package.json
+++ b/discovery/package.json
@@ -52,7 +52,7 @@
     "nodemon": "1.18.6",
     "supertest": "3.4.2",
     "ts-jest": "23.10.5",
-    "ts-node": "7.0.1",
+    "ts-node": "8.0.1",
     "tslint": "5.12.1",
     "typescript": "3.2.1"
   }