diff --git a/proposals/53:kread-start/eval.sh b/proposals/53:kread-start/eval.sh
index b7917223..5cb07c4f 100644
--- a/proposals/53:kread-start/eval.sh
+++ b/proposals/53:kread-start/eval.sh
@@ -7,14 +7,6 @@ source /usr/src/upgrade-test-scripts/env_setup.sh
 
 ls -al
 
-yarn install --frozen-lockfile
-
-# XXX to avoid rebuilding lower layers
-# TODO clean up JS lib code so it's more independent
-cp package.json yarn.lock /usr/src/upgrade-test-scripts/lib/
-cd /usr/src/upgrade-test-scripts/lib/ && yarn install --frozen-lockfile
-cd -
-
 # XXX using Ava serial to script the core-eval
 yarn ava mn2-start.test.js