diff --git a/package.json b/package.json
index 265227a..3ceb1f8 100644
--- a/package.json
+++ b/package.json
@@ -39,6 +39,7 @@
   },
   "devDependencies": {
     "@types/node": "12.0.10",
+    "aegir": "^47.0.26",
     "standard": "^10.0.3",
     "tape": "^4.5.1",
     "typescript": "3.5.2"