diff --git a/package-lock.json b/package-lock.json
index 77ba769d..a3cb80e7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12447,9 +12447,9 @@
       }
     },
     "typescript": {
-      "version": "3.4.1",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.4.1.tgz",
-      "integrity": "sha512-3NSMb2VzDQm8oBTLH6Nj55VVtUEpe/rgkIzMir0qVoLyjDZlnMBva0U6vDiV3IH+sl/Yu6oP5QwsAQtHPmDd2Q=="
+      "version": "3.4.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.4.2.tgz",
+      "integrity": "sha512-Og2Vn6Mk7JAuWA1hQdDQN/Ekm/SchX80VzLhjKN9ETYrIepBFAd8PkOdOTK2nKt0FCkmMZKBJvQ1dV1gIxPu/A=="
     },
     "uglify-js": {
       "version": "3.4.9",
diff --git a/package.json b/package.json
index d5be62c1..43ca1e77 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "resolve": "1.10.0",
     "tslint": "5.15.0",
     "tslint-rule-documentation": "1.0.3",
-    "typescript": "3.4.1"
+    "typescript": "3.4.2"
   },
   "readmeFilename": "README.md",
   "bugs": {