diff --git a/package-lock.json b/package-lock.json
index 71cd014..b35be91 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -437,6 +437,14 @@
       "dev": true,
       "requires": {
         "@types/node": "8.10.10"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "8.10.10",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.10.tgz",
+          "integrity": "sha512-p3W/hFzQs76RlYRIZsZc5a9bht6m0TspmWYYbKhRswmLnwj9fsE40EbuGifeu/XWR/c0UJQ1DDbvTxIsm/OOAA==",
+          "dev": true
+        }
       }
     },
     "@types/glob": {
@@ -448,6 +456,14 @@
         "@types/events": "1.2.0",
         "@types/minimatch": "3.0.3",
         "@types/node": "8.10.10"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "8.10.10",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.10.tgz",
+          "integrity": "sha512-p3W/hFzQs76RlYRIZsZc5a9bht6m0TspmWYYbKhRswmLnwj9fsE40EbuGifeu/XWR/c0UJQ1DDbvTxIsm/OOAA==",
+          "dev": true
+        }
       }
     },
     "@types/handlebars": {
@@ -506,6 +522,14 @@
       "requires": {
         "@types/glob": "5.0.35",
         "@types/node": "8.10.10"
+      },
+      "dependencies": {
+        "@types/node": {
+          "version": "8.10.10",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-8.10.10.tgz",
+          "integrity": "sha512-p3W/hFzQs76RlYRIZsZc5a9bht6m0TspmWYYbKhRswmLnwj9fsE40EbuGifeu/XWR/c0UJQ1DDbvTxIsm/OOAA==",
+          "dev": true
+        }
       }
     },
     "JSONStream": {
@@ -607,6 +631,7 @@
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "kind-of": "3.2.2",
         "longest": "1.0.1",
@@ -3894,12 +3919,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "1.0.0",
             "concat-map": "0.0.1"
@@ -3914,17 +3941,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -4041,7 +4071,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -4053,6 +4084,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -4067,6 +4099,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "1.1.11"
           }
@@ -4074,12 +4107,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "5.1.1",
             "yallist": "3.0.2"
@@ -4098,6 +4133,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -4178,7 +4214,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -4190,6 +4227,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1.0.2"
           }
@@ -4311,6 +4349,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
@@ -4641,6 +4680,7 @@
           "resolved": "https://registry.npmjs.org/boom/-/boom-0.4.2.tgz",
           "integrity": "sha1-emNune1O/O+xnO9JR6PGffrukRs=",
           "dev": true,
+          "optional": true,
           "requires": {
             "hoek": "0.9.1"
           }
@@ -6743,7 +6783,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "loose-envify": {
       "version": "1.3.1",
@@ -10087,9 +10128,9 @@
       "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": "2.9.1",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.9.1.tgz",
+      "integrity": "sha512-h6pM2f/GDchCFlldnriOhs1QHuwbnmj6/v7499eMHqPeW4V2G0elua2eIc2nu8v2NdHV0Gm+tzX83Hr6nUFjQA==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index 3da61b8..a4d23ca 100644
--- a/package.json
+++ b/package.json
@@ -44,6 +44,6 @@
     "ts-jest": "22.4.5",
     "tslint": "5.9.1",
     "typedoc": "0.11.1",
-    "typescript": "2.8.3"
+    "typescript": "2.9.1"
   }
 }