diff --git a/package-lock.json b/package-lock.json
index 7b27458..d167dd3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9389,9 +9389,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "3.2.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.2.4.tgz",
-      "integrity": "sha512-0RNDbSdEokBeEAkgNbxJ+BLwSManFy9TeXz8uW+48j/xhEXv1ePME60olyzw2XzUqUBNAYFeJadIqAgNqIACwg==",
+      "version": "3.4.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.4.3.tgz",
+      "integrity": "sha512-FFgHdPt4T/duxx6Ndf7hwgMZZjZpB+U0nMNGVCYPq0rEzWKjEDobm4J6yb3CS7naZ0yURFqdw9Gwc7UOh/P9oQ==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index 54cb4be..2280d9e 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "jest": "24.1.0",
     "source-map-loader": "0.2.4",
     "ts-jest": "24.0.0",
-    "typescript": "3.2.4",
+    "typescript": "3.4.3",
     "webpack": "4.29.5",
     "webpack-chrome-extension-reloader": "1.1.2",
     "webpack-command": "0.4.2"