diff --git a/package.json b/package.json
index edce46452..55ae1d58f 100644
--- a/package.json
+++ b/package.json
@@ -169,7 +169,7 @@
   },
   "engines": {
     "node": ">=20.0.0",
-    "npm": ">=9.6.4",
+    "npm": ">=9.6.4 <11.0.0",
     "yarn": "YARN NO LONGER USED - use npm instead."
   }
 }