diff --git a/package.json b/package.json
index 89a489c..05b8892 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,8 @@
     "docs:no-publish": "NODE_OPTIONS=--max_old_space_size=8192 aegir docs --publish false -- --exclude packages/interop"
   },
   "devDependencies": {
-    "aegir": "^41.0.0"
+    "aegir": "^41.0.0",
+    "npm-run-all": "^4.1.5"
   },
   "type": "module",
   "workspaces": [