diff --git a/package.json b/package.json
index b7134ff3a..c9bd6b5d3 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "build:pi-coding-agent": "npm run build -w @gsd/pi-coding-agent",
     "build:native-pkg": "npm run build -w @gsd/native",
     "build:pi": "npm run build:native-pkg && npm run build:pi-tui && npm run build:pi-ai && npm run build:pi-agent-core && npm run build:pi-coding-agent",
-    "build": "npm run build:pi && tsc && npm run copy-resources && npm run copy-themes && npm run copy-export-html",
+    "build": "npm run build:pi && tsc && npm run copy-resources && npm run copy-themes && npm run copy-export-html && node scripts/build-web-if-stale.cjs",
     "stage:web-host": "node scripts/stage-web-standalone.cjs",
     "build:web-host": "npm --prefix web run build && npm run stage:web-host",
     "copy-resources": "node scripts/copy-resources.cjs",