diff --git a/packages/transformer/package.json b/packages/transformer/package.json
index b71ce81c..909e65c2 100644
--- a/packages/transformer/package.json
+++ b/packages/transformer/package.json
@@ -6,7 +6,7 @@
   "typings": "lib/cjs/imodel-transformer",
   "license": "MIT",
   "engines": {
-    "node": "^18.0.0"
+    "node": "^20.18.0"
   },
   "scripts": {
     "build": "npm run -s build:cjs && npm run -s copy:test-assets",