diff --git a/package-lock.json b/package-lock.json
index 0ef6181..220af39 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -203,16 +203,6 @@
         "@types/sinon": "*"
       }
     },
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-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@types/strip-bom/-/strip-bom-3.0.0.tgz",
-      "integrity": "sha1-FKjsOVbC6B7bdSB5CuzyHCkK69I="
-    },
-    "@types/strip-json-comments": {
-      "version": "0.0.30",
-      "resolved": "https://registry.npmjs.org/@types/strip-json-comments/-/strip-json-comments-0.0.30.tgz",
-      "integrity": "sha512-7NQmHra/JILCd1QqpSzl8+mJRc8ZHz3uDm8YV1Ks9IhK0epEiTw8aIErbvH9PI+6XbqhyIQy3462nEsn7UVzjQ=="
-    },
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       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.0.0.tgz",
@@ -416,6 +406,11 @@
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       "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw=="
     },
+    "buffer-from": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
+      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A=="
+    },
     "builtin-modules": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
@@ -923,14 +918,6 @@
       "resolved": "https://registry.npmjs.org/he/-/he-1.1.1.tgz",
       "integrity": "sha1-k0EP0hsAlzUVH4howvJx80J+I/0="
     },
-    "homedir-polyfill": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/homedir-polyfill/-/homedir-polyfill-1.0.1.tgz",
-      "integrity": "sha1-TCu8inWJmP7r9e1oWA921GdotLw=",
-      "requires": {
-        "parse-passwd": "1.0.0"
-      }
-    },
     "hosted-git-info": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.5.0.tgz",
@@ -1322,9 +1309,9 @@
       }
     },
     "make-error": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/make-error/-/make-error-1.3.2.tgz",
-      "integrity": "sha512-l9ra35l5VWLF24y75Tg8XgfGLX0ueRhph118WKM6H5denx4bB5QF59+4UAm9oJ2qsPQZas/CQUDdtDdfvYHBdQ=="
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/make-error/-/make-error-1.3.5.tgz",
+      "integrity": "sha512-c3sIjNUow0+8swNwVpqoH4YCShKNFkMaw6oH1mNS2haDZQqkeZFlHS3dhoeEbKKmJB4vXpJucU6oH75aDYeE9g=="
     },
     "map-age-cleaner": {
       "version": "0.1.3",
@@ -1890,11 +1877,6 @@
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     },
-    "parse-passwd": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/parse-passwd/-/parse-passwd-1.0.0.tgz",
-      "integrity": "sha1-bVuTSkVpk7I9N/QKOC1vFmao5cY="
-    },
     "path-exists": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
@@ -2142,11 +2124,12 @@
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     },
     "source-map-support": {
-      "version": "0.5.3",
-      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.3.tgz",
-      "integrity": "sha512-eKkTgWYeBOQqFGXRfKabMFdnWepo51vWqEdoeikaEPFiJC7MCU5j2h4+6Q8npkZTeLGbSyecZvRxiSoWl3rh+w==",
+      "version": "0.5.16",
+      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.16.tgz",
+      "integrity": "sha512-efyLRJDr68D9hBBNIPWFjhpFzURh+KJykQwvMyW5UiZzYwoF6l4YMMDIJJEyFWxWCqfyxLzz6tSfUFR+kXXsVQ==",
       "requires": {
-        "source-map": "0.6.1"
+        "buffer-from": "^1.0.0",
+        "source-map": "^0.6.0"
       }
     },
     "spawn-wrap": {
@@ -2251,11 +2234,6 @@
       "resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
       "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
     },
-    "strip-json-comments": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
-      "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo="
-    },
     "stryker": {
       "version": "0.19.3",
       "resolved": "https://registry.npmjs.org/stryker/-/stryker-0.19.3.tgz",
@@ -2524,20 +2502,18 @@
       "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM="
     },
     "ts-node": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-4.1.0.tgz",
-      "integrity": "sha512-xcZH12oVg9PShKhy3UHyDmuDLV3y7iKwX25aMVPt1SIXSuAfWkFiGPEkg+th8R4YKW/QCxDoW7lJdb15lx6QWg==",
-      "requires": {
-        "arrify": "1.0.1",
-        "chalk": "2.3.0",
-        "diff": "3.3.1",
-        "make-error": "1.3.2",
-        "minimist": "1.2.0",
-        "mkdirp": "0.5.1",
-        "source-map-support": "0.5.3",
-        "tsconfig": "7.0.0",
-        "v8flags": "3.0.1",
-        "yn": "2.0.0"
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-7.0.1.tgz",
+      "integrity": "sha512-BVwVbPJRspzNh2yfslyT1PSbl5uIk03EZlb493RKHN4qej/D06n1cEhjlOJG69oFsE7OT8XjpTUcYf6pKTLMhw==",
+      "requires": {
+        "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"
       },
       "dependencies": {
         "minimist": {
@@ -2547,17 +2523,6 @@
         }
       }
     },
-    "tsconfig": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/tsconfig/-/tsconfig-7.0.0.tgz",
-      "integrity": "sha512-vZXmzPrL+EmC4T/4rVlT2jNVMWCi/O4DIiSj3UHg1OE5kCKbk4mfrXc6dZksLgRM/TZlKnousKH9bbTazUWRRw==",
-      "requires": {
-        "@types/strip-bom": "3.0.0",
-        "@types/strip-json-comments": "0.0.30",
-        "strip-bom": "3.0.0",
-        "strip-json-comments": "2.0.1"
-      }
-    },
     "tslib": {
       "version": "1.9.0",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.0.tgz",
@@ -2631,14 +2596,6 @@
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.3.tgz",
       "integrity": "sha512-pW0No1RGHgzlpHJO1nsVrHKpOEIxkGg1xB+v0ZmdNH5OAeAwzAVrCnI2/6Mtx+Uys6iaylxa+D3g4j63IKKjSQ=="
     },
-    "v8flags": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-3.0.1.tgz",
-      "integrity": "sha1-3Oj8N5wX2fLJ6e142JzgAFKxt2s=",
-      "requires": {
-        "homedir-polyfill": "1.0.1"
-      }
-    },
     "validate-npm-package-license": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz",
diff --git a/package.json b/package.json
index 232f5c1..6e0564e 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "sinon": "^4.2.1",
     "sinon-chai": "^3.3.0",
     "sinon-test": "^2.1.2",
-    "ts-node": "^4.1.0",
+    "ts-node": "^7.0.1",
     "tslint-sonarts": "^1.4.0",
     "stryker": "^0.19.3",
     "stryker-api": "^0.13.0",