diff --git a/package-lock.json b/package-lock.json
index 65729e47f5d..d146e9fe354 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,6 +40,12 @@
               "resolved": "https://registry.npmjs.org/@types/node/-/node-7.0.18.tgz",
               "integrity": "sha1-zWfyfT3Az7dG8L3V4IbExdVb4XM=",
               "dev": true
+            },
+            "typescript": {
+              "version": "2.4.2",
+              "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.4.2.tgz",
+              "integrity": "sha1-+DlfhdRZJ2BnyYiqQYN6j4KHCEQ=",
+              "dev": true
             }
           }
         },
@@ -3346,6 +3352,14 @@
         "spdx-license-list": "2.1.0",
         "stringmap": "0.2.2",
         "typescript": "2.4.2"
+      },
+      "dependencies": {
+        "typescript": {
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.4.2.tgz",
+          "integrity": "sha1-+DlfhdRZJ2BnyYiqQYN6j4KHCEQ=",
+          "dev": true
+        }
       }
     },
     "di": {
@@ -4314,7 +4328,7 @@
         "resolve-dependency-path": "1.0.2",
         "sass-lookup": "1.1.0",
         "stylus-lookup": "1.0.2",
-        "typescript": "2.4.2"
+        "typescript": "2.5.3"
       }
     },
     "fill-range": {
@@ -17713,9 +17727,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.4.2.tgz",
-      "integrity": "sha1-+DlfhdRZJ2BnyYiqQYN6j4KHCEQ=",
+      "version": "2.5.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.5.3.tgz",
+      "integrity": "sha512-ptLSQs2S4QuS6/OD1eAKG+S5G8QQtrU5RT32JULdZQtM1L3WTi34Wsu48Yndzi8xsObRAB9RPt/KhA9wlpEF6w==",
       "dev": true
     },
     "typescript-eslint-parser": {
diff --git a/package.json b/package.json
index 530924e3215..1fd589cea93 100644
--- a/package.json
+++ b/package.json
@@ -123,7 +123,7 @@
     "tsconfig-paths": "^2.3.0",
     "tslint": "^5.8.0",
     "tsutils": "^2.6.0",
-    "typescript": "~2.4.2",
+    "typescript": "~2.5.3",
     "uglify-js": "^2.8.14",
     "web-animations-js": "^2.2.5"
   }