diff --git a/prepare.sh b/prepare.sh
index b23dd3a1..7d798771 100644
--- a/prepare.sh
+++ b/prepare.sh
@@ -1,6 +1,10 @@
 set -e
 cp download/0.110.2/ckb-cli ./source/ckb-cli-old
 cp download/0.117.0/ckb-cli ./source/ckb-cli
+git clone https://github.com/nervosnetwork/ckb.git
+cd ckb 
+make prod
+cp target/prod/ckb ../download/0.117.0/ckb
 #git clone https://github.com/quake/ckb-light-client.git
 #cd ckb-light-client
 #git checkout quake/fix-set-scripts-partial-bug