diff --git a/package.json b/package.json
index bf150b6..be804f9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "receipts-model",
-  "version": "1.5.1",
+  "version": "1.5.2",
   "description": "Receipts model.",
   "main": "./index.js",
   "dependencies": {},
@@ -34,9 +34,9 @@
   "license": "MIT",
   "homepage": "https://github.com/receipts/npm-receipts-model",
   "engines": {
-    "node": ">=5.10.0"
+    "node": ">=6.3.1"
   },
   "readmeFilename": "README.md",
-  "_id": "receipts-model@1.5.0",
-  "_from": "receipts-model@^1.5.0"
+  "_id": "receipts-model@1.5.2",
+  "_from": "receipts-model@^1.5.2"
 }