diff --git a/package-lock.json b/package-lock.json
index 3491787f020d6..8b05f1ab5ec3f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -36176,9 +36176,9 @@
       }
     },
     "typescript": {
-      "version": "3.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.8.3.tgz",
-      "integrity": "sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==",
+      "version": "3.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.5.tgz",
+      "integrity": "sha512-hSAifV3k+i6lEoCJ2k6R2Z/rp/H3+8sdmcn5NrS3/3kE7+RyZXm9aqvxWqjEXHAd8b0pShatpcdMTvEdvAJltQ==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index 8a8e4ca9e9f42..bea920ee022a9 100644
--- a/package.json
+++ b/package.json
@@ -247,7 +247,7 @@
     "tmp": "0.2.1",
     "tsd": "^0.11.0",
     "ts-mocha": "^7.0.0",
-    "typescript": "^3.8.3"
+    "typescript": "^3.9.5"
   },
   "engines": {
     "node": "^10.16.3",