diff --git a/package.json b/package.json
index 49beb79..ec0672f 100644
--- a/package.json
+++ b/package.json
@@ -28,8 +28,8 @@
   },
   "homepage": "https://github.com/tjmehta/is-positive-integer#readme",
   "devDependencies": {
-    "code": "^1.5.0",
-    "lab": "^5.18.1",
-    "standard": "^6.0.5"
+    "code": "^4.0.0",
+    "lab": "^11.2.1",
+    "standard": "^8.6.0"
   }
 }