diff --git a/package-lock.json b/package-lock.json
index 4f433e6..9437117 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
         "tap-xunit": "2.4.1",
         "ts-node": "10.9.1",
         "tsd": "0.29.0",
-        "typescript": "5.1.6",
+        "typescript": "5.3.3",
         "xo": "0.39.1"
       },
       "engines": {
@@ -11376,9 +11376,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.1.6",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.1.6.tgz",
-      "integrity": "sha512-zaWCozRZ6DLEWAWFrVDz1H6FVXzUSfTy5FUMWsQlU8Ym5JP9eO4xkTIROFCQvhQf61z6O/G6ugw3SgAnvvm+HA==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
       "devOptional": true,
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 7d01644..94dbfe8 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "tap-xunit": "2.4.1",
     "ts-node": "10.9.1",
     "tsd": "0.29.0",
-    "typescript": "5.1.6",
+    "typescript": "5.3.3",
     "xo": "0.39.1"
   },
   "ava": {