diff --git a/package-lock.json b/package-lock.json
index a13b8c3..5e1a8c2 100644
--- a/package-lock.json
+++ b/package-lock.json
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+      "version": "9.1.1",
+      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-9.1.1.tgz",
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       "dev": true,
       "requires": {
         "arg": "^4.1.0",
+        "create-require": "^1.1.0",
         "diff": "^4.0.1",
         "make-error": "^1.1.1",
-        "source-map-support": "^0.5.6",
-        "yn": "^3.0.0"
+        "source-map-support": "^0.5.17",
+        "yn": "3.1.1"
       }
     },
     "ts-node-dev": {
-      "version": "1.0.0-pre.40",
-      "resolved": "https://registry.npmjs.org/ts-node-dev/-/ts-node-dev-1.0.0-pre.40.tgz",
-      "integrity": "sha512-78CptStf6oA5wKkRXQPEMBR5zowhnw2bvCETRMhkz2DsuussA56s6lKgUX4EiMMiPkyYdSm8jkJ875j4eo4nkQ==",
+      "version": "1.1.8",
+      "resolved": "https://registry.npmjs.org/ts-node-dev/-/ts-node-dev-1.1.8.tgz",
+      "integrity": "sha512-Q/m3vEwzYwLZKmV6/0VlFxcZzVV/xcgOt+Tx/VjaaRHyiBcFlV0541yrT09QjzzCxlDZ34OzKjrFAynlmtflEg==",
       "dev": true,
       "requires": {
-        "dateformat": "~1.0.4-1.2.3",
+        "chokidar": "^3.5.1",
         "dynamic-dedupe": "^0.3.0",
-        "filewatcher": "~3.0.0",
-        "minimist": "^1.1.3",
-        "mkdirp": "^0.5.1",
-        "node-notifier": "^5.4.0",
+        "minimist": "^1.2.5",
+        "mkdirp": "^1.0.4",
         "resolve": "^1.0.0",
         "rimraf": "^2.6.1",
         "source-map-support": "^0.5.12",
-        "tree-kill": "^1.2.1",
-        "ts-node": "*",
+        "tree-kill": "^1.2.2",
+        "ts-node": "^9.0.0",
         "tsconfig": "^7.0.0"
+      },
+      "dependencies": {
+        "mkdirp": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+          "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
+          "dev": true
+        }
       }
     },
     "tsconfig": {
@@ -1758,14 +1514,6 @@
         "@types/strip-json-comments": "0.0.30",
         "strip-bom": "^3.0.0",
         "strip-json-comments": "^2.0.0"
-      },
-      "dependencies": {
-        "strip-bom": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
-          "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=",
-          "dev": true
-        }
       }
     },
     "tslib": {
@@ -1845,30 +1593,11 @@
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
       "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
     },
-    "validate-npm-package-license": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
-      "integrity": "sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==",
-      "dev": true,
-      "requires": {
-        "spdx-correct": "^3.0.0",
-        "spdx-expression-parse": "^3.0.0"
-      }
-    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
       "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
     },
-    "which": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
-      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
-      "dev": true,
-      "requires": {
-        "isexe": "^2.0.0"
-      }
-    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
@@ -1911,9 +1640,9 @@
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     },
     "yn": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.0.tgz",
-      "integrity": "sha512-kKfnnYkbTfrAdd0xICNFw7Atm8nKpLcLv9AZGEt+kczL/WQVai4e2V6ZN8U/O+iI6WrNuJjNNOyu4zfhl9D3Hg==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz",
+      "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==",
       "dev": true
     }
   }
diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index f839d3e..0123a09
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "@types/bluebird": "^3.5.27",
     "@types/express": "^4.17.0",
     "@types/node": "^11.13.17",
-    "ts-node-dev": "^1.0.0-pre.40",
+    "ts-node-dev": "^1.1.8",
     "tslint": "^5.18.0",
     "typescript": "^3.5.3"
   },