diff --git a/package.json b/package.json
index d90022e..5b5da97 100644
--- a/package.json
+++ b/package.json
@@ -44,6 +44,6 @@
     "mocha": "^5.2.0"
   },
   "engines": {
-    "node": "^8.1.4"
+    "node": "12.13.0"
   }
 }