diff --git a/spcd/bootstrap.sh b/spcd/bootstrap.sh
index 2434ad6..957f70f 100644
--- a/spcd/bootstrap.sh
+++ b/spcd/bootstrap.sh
@@ -597,11 +597,9 @@ ${SPCD_PROJECT_ROOT}$(basename "${GITHUB_SERVER_URL}")"
     # universal
     SPCD_DNS_FILE="/etc/resolv.conf"
     SPCD_PKG_CA="ca-certificates"
-    SPCD_PKG_DOS2UNIX="dos2unix"
     SPCD_PYTHON_ALIAS="python3"
     spcd_split
-    spcd_os_printenv "SPCD_DNS_FILE" \
-        "SPCD_PKG_CA" "SPCD_PKG_DOS2UNIX" "SPCD_PYTHON_ALIAS"
+    spcd_os_printenv "SPCD_DNS_FILE" "SPCD_PKG_CA" "SPCD_PYTHON_ALIAS"
     # set ca command & root
     case "${SPCD_OS_ID}" in
     "${SPCD_OS_ALMA}" | "${SPCD_OS_FEDORA}" | "${SPCD_OS_ROCKY}")
@@ -1085,7 +1083,7 @@ spcd_packages_upgrade_system() {
 
 spcd_packages_install_dos2unix() {
     spcd_step "Install dos2unix"
-    spcd_install_package "${SPCD_PKG_DOS2UNIX}"
+    spcd_install_package "dos2unix"
 }
 
 spcd_packages_install_git() {