diff --git a/cd-bootstrap.sh b/cd-bootstrap.sh
index 5a92d51..3fc156a 100755
--- a/cd-bootstrap.sh
+++ b/cd-bootstrap.sh
@@ -1,5 +1,5 @@
 KEY_ALGORITHM='ed25519'
-KEY_PATH=".ssh/id_ed25519"
+KEY_PATH=".ssh/id_${KEY_ALGORITHM}"
 KEY_PUBLIC='AAAAC3NzaC1lZDI1NTE5AAAAIPHCNcgHlQoiNTXfnUZYvHz9OZwYsmBCrSSV7a7Zche5'
 PACKAGES=(
 'python3'
@@ -9,21 +9,17 @@ PACKAGES=(
 SERVER="$(basename ${GITHUB_SERVER_URL})"
 
 # ssh
-
+cd
 mkdir '.ssh' \
 || exit
-
 echo "${CD}" > "${KEY_PATH}" \
 || exit
 unset CD
 chmod '400' "${KEY_PATH}" \
 || exit
-
-echo "|1|BcccCTMLpM9HHSgJmPu/FFOwOv0=|+3BKK02xibpCPxQ9Nghi2GbXLng= \
-ssh-${KEY_ALGORITHM} ${KEY_PUBLIC}" \
+echo "${SERVER} ssh-${KEY_ALGORITHM} ${KEY_PUBLIC}" \
 > '.ssh/known_hosts' \
 || exit
 
 # packages
-
 apt-get install --yes "${PACKAGES[@]}"