diff --git a/package-lock.json b/package-lock.json
index b796234..80eacc1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -36,7 +36,7 @@
         "ts-jest": "^29.1.1",
         "ts-node": "^10.9.2",
         "typedoc": "^0.25.4",
-        "typescript": "^5.1.6"
+        "typescript": "^5.4.5"
       },
       "engines": {
         "node": ">=16.9"
@@ -15993,9 +15993,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.1.6",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.1.6.tgz",
-      "integrity": "sha512-zaWCozRZ6DLEWAWFrVDz1H6FVXzUSfTy5FUMWsQlU8Ym5JP9eO4xkTIROFCQvhQf61z6O/G6ugw3SgAnvvm+HA==",
+      "version": "5.4.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
+      "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -28149,9 +28149,9 @@
       }
     },
     "typescript": {
-      "version": "5.1.6",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.1.6.tgz",
-      "integrity": "sha512-zaWCozRZ6DLEWAWFrVDz1H6FVXzUSfTy5FUMWsQlU8Ym5JP9eO4xkTIROFCQvhQf61z6O/G6ugw3SgAnvvm+HA==",
+      "version": "5.4.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
+      "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
       "dev": true
     },
     "unbox-primitive": {
diff --git a/package.json b/package.json
index d4e6dd3..755aaba 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "ts-jest": "^29.1.1",
     "ts-node": "^10.9.2",
     "typedoc": "^0.25.4",
-    "typescript": "^5.1.6"
+    "typescript": "^5.4.5"
   },
   "prettier": "@relaycorp/shared-config/.prettierrc.json",
   "publishConfig": {