diff --git a/package.json b/package.json
index f169dbe..8ebd6cd 100644
--- a/package.json
+++ b/package.json
@@ -173,6 +173,6 @@
   },
   "devDependencies": {
     "@sindresorhus/is": "^7.0.2",
-    "aegir": "^47.0.10"
+    "aegir": "^47.0.26"
   }
 }