diff --git a/extensions/npm-shrinkwrap.json b/extensions/npm-shrinkwrap.json
index 42a40f5d35f..c7036103d67 100644
--- a/extensions/npm-shrinkwrap.json
+++ b/extensions/npm-shrinkwrap.json
@@ -3,9 +3,9 @@
   "version": "0.0.1",
   "dependencies": {
     "typescript": {
-      "version": "2.3.3,",
-      "from": "typescript@typescript@2.3.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.3.3.tgz"
+      "version": "2.3.4,",
+      "from": "typescript@typescript@2.3.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.3.4.tgz"
     }
   }
 }
diff --git a/extensions/package.json b/extensions/package.json
index ea392e28559..18e2c7dafbc 100644
--- a/extensions/package.json
+++ b/extensions/package.json
@@ -3,7 +3,7 @@
   "version": "0.0.1",
   "description": "Dependencies shared by all extensions",
   "dependencies": {
-    "typescript": "typescript@2.3.3"
+    "typescript": "typescript@2.3.4"
   },
   "scripts": {
     "postinstall": "node ./postinstall"