diff --git a/Makefile b/Makefile
index 1eb10f0..7821465 100644
--- a/Makefile
+++ b/Makefile
@@ -31,7 +31,7 @@ backend_lint_no_default:
 	cargo clippy --no-default-features
 
 frontend_lint:
-	cd webui && yarn install && yarn lint
+	cd webui && yarn add ../tools/upend_js && yarn install && yarn lint
 
 backend_test:
 	cargo test --workspace --verbose