diff --git a/package-lock.json b/package-lock.json
index e5e76f5..f43e9b4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3625,9 +3625,10 @@
       "dev": true
     },
     "typescript": {
-      "version": "2.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.8.3.tgz",
-      "integrity": "sha512-K7g15Bb6Ra4lKf7Iq2l/I5/En+hLIHmxWZGq3D4DIRNFxMNV6j2SHSvDOqs2tGd4UvD/fJvrwopzQXjLrT7Itw=="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.0.1.tgz",
+      "integrity": "sha512-zQIMOmC+372pC/CCVLqnQ0zSBiY7HHodU7mpQdjiZddek4GMj31I3dUJ7gAs9o65X7mnRma6OokOkc6f9jjfBg==",
+      "dev": true
     },
     "uglify-js": {
       "version": "2.8.29",
diff --git a/package.json b/package.json
index 2002f11..1e77a1e 100644
--- a/package.json
+++ b/package.json
@@ -37,8 +37,7 @@
     "jsonschema": "^1.2.4",
     "moment": "^2.22.1",
     "path": "^0.12.7",
-    "sha1": "^1.1.1",
-    "typescript": "^2.8.3"
+    "sha1": "^1.1.1"
   },
   "devDependencies": {
     "@types/chai": "^4.1.3",
@@ -52,6 +51,7 @@
     "mocha": "^5.2.0",
     "nyc": "^11.8.0",
     "snap-shot-it": "^5.0.1",
-    "ts-node": "^6.0.3"
+    "ts-node": "^6.0.3",
+    "typescript": "^3.0.1"
   }
 }