diff --git a/package-lock.json b/package-lock.json
index cff14db..2c70e90 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
         "semantic-release": "19.0.5",
         "sourced": "4.0.6",
         "ts-jest": "27.1.5",
-        "typescript": "4.8.4"
+        "typescript": "4.9.3"
       },
       "peerDependencies": {
         "svelte": "3.x"
@@ -10873,9 +10873,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.8.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
-      "integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+      "integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -19415,9 +19415,9 @@
       }
     },
     "typescript": {
-      "version": "4.8.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
-      "integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+      "integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index a3b2b82..636531a 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "prettier": "2.7.1",
     "semantic-release": "19.0.5",
     "ts-jest": "27.1.5",
-    "typescript": "4.8.4",
+    "typescript": "4.9.3",
     "sourced": "4.0.6"
   },
   "peerDependencies": {