diff --git a/package.json b/package.json
index 4a131fdb5b..b6d7c05d87 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "help": "dt -h"
   },
   "devDependencies": {
-    "definition-tester": ">= 2.0.0-alpha",
+    "definition-tester": "next",
     "typescript": "next"
   }
 }