diff --git a/package-lock.json b/package-lock.json
index 5c569a7..62b051b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7041,6 +7041,12 @@
           "requires": {
             "graceful-fs": "^4.1.6"
           }
+        },
+        "typescript": {
+          "version": "3.5.3",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.5.3.tgz",
+          "integrity": "sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==",
+          "dev": true
         }
       }
     },
@@ -7057,9 +7063,9 @@
       }
     },
     "typescript": {
-      "version": "3.5.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.5.3.tgz",
-      "integrity": "sha512-ACzBtm/PhXBDId6a6sDJfroT2pOWt/oOnk4/dElG5G33ZL776N3Y6/6bKZJBFpd+b05F3Ct9qDjMeJmRWtE2/g==",
+      "version": "3.8.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.8.3.tgz",
+      "integrity": "sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==",
       "dev": true
     },
     "ua-parser-js": {
diff --git a/package.json b/package.json
index 32db0cc..6ee6d43 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "prettier": "^1.12.1",
     "ts-loader": "^6.0.4",
     "typedoc": "^0.15.0",
-    "typescript": "^3.5.3",
+    "typescript": "^3.8.3",
     "uglify-js": "^3.3.21",
     "watch": "^1.0.2",
     "webpack": "^4.39.2",