diff --git a/web/package-lock.json b/web/package-lock.json
index 07d908d..c998310 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -37,6 +37,9 @@
 				"typescript-eslint": "^8.0.0-alpha.20",
 				"vite": "^5.0.0",
 				"vitest": "^2.0.4"
+			},
+			"engines": {
+				"node": ">=20.0.0 <21.0.0"
 			}
 		},
 		"node_modules/@alloc/quick-lru": {
diff --git a/web/package.json b/web/package.json
index 9471f83..4d86847 100644
--- a/web/package.json
+++ b/web/package.json
@@ -58,5 +58,8 @@
 		"typescript-eslint": "^8.0.0-alpha.20",
 		"vite": "^5.0.0",
 		"vitest": "^2.0.4"
+	},
+	"engines": {
+		"node": ">=20.0.0 <21.0.0"
 	}
 }