diff --git a/package.json b/package.json
index fd4bd93..212c494 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "ts-jest": "27.1.5",
     "ts-node": "10.9.1",
     "typedoc": "0.23.20",
-    "typescript": "4.8.4"
+    "typescript": "5.5.2"
   },
   "dependencies": {
     "@stencila/executa": "^1.15.4",