diff --git a/package-lock.json b/package-lock.json
index cc8146fa..d7730f15 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7143,9 +7143,9 @@
       }
     },
     "typescript": {
-      "version": "3.9.7",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.7.tgz",
-      "integrity": "sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==",
+      "version": "3.9.9",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.9.tgz",
+      "integrity": "sha512-kdMjTiekY+z/ubJCATUPlRDl39vXYiMV9iyeMuEuXZh2we6zz80uovNN2WlAxmmdE/Z/YQe+EbOEXB5RHEED3w==",
       "dev": true
     },
     "union-value": {
diff --git a/package.json b/package.json
index 19cc9fe1..6143d95e 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,6 @@
     "jest-circus": "26.2.2",
     "prettier": "^2.0.5",
     "ts-jest": "26.1.4",
-    "typescript": "3.9.7"
+    "typescript": "3.9.9"
   }
 }