diff --git a/scripts/ci.sh b/scripts/ci.sh
index e227daa3..e7c5661b 100755
--- a/scripts/ci.sh
+++ b/scripts/ci.sh
@@ -20,6 +20,7 @@ set -xEeuo  pipefail
 
 readonly SSH_ID_FILE=/tmp/ci-ssh-id
 readonly SSH_REMOTE_NAME=origin-ssh
+readonly PROJECT_ROOT=$(pwd)
 
 match_arg() {
     if [ $1 == $2 ] || [ $1 == $3 ]