diff --git a/package.json b/package.json
index 53a2110..e94727a 100755
--- a/package.json
+++ b/package.json
@@ -18,8 +18,9 @@
     },
     "devDependencies": {
         "@hapi/code": "8.x.x",
-        "@hapi/lab": "22.x.x",
-        "@hapi/wreck": "17.x.x"
+        "@hapi/lab": "24.x.x",
+        "@hapi/wreck": "17.x.x",
+        "typescript": "~4.0.2"
     },
     "scripts": {
         "test": "lab -a @hapi/code -t 100 -L -Y",