diff --git a/package.json b/package.json
index f1998cd..fc24245 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "lodash": "^4.17.15",
     "mkdirp": "^1.0.3",
     "pg-connection-string": "^2.2.0",
-    "tarn": "^2.0.0",
+    "tarn": "^3.0.0",
     "uuid": "^7.0.2"
   }
 }