diff --git a/package.json b/package.json
index bb13a22c0d..5e299862c1 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
     "docker": "docker exec -it dev yarn cli $*",
     "github-actions:lint": "eslint --ext=yml .github/",
     "playground:browser": "yarn workspace javascript-browser-playground start",
+    "postinstall": "yarn workspace eslint-plugin-automation-custom build",
     "build:eslint": "yarn workspace eslint-plugin-automation-custom build && yarn install",
     "release": "yarn workspace scripts createReleaseIssue",
     "scripts:lint": "eslint --ext=ts scripts/",