diff --git a/spcd/bootstrap.sh b/spcd/bootstrap.sh
index 6851b6e..2ff6903 100644
--- a/spcd/bootstrap.sh
+++ b/spcd/bootstrap.sh
@@ -600,24 +600,6 @@ ${SPCD_PROJECT_ROOT}$(basename "${GITHUB_SERVER_URL}")"
     SPCD_PYTHON_ALIAS="python3"
     spcd_split
     spcd_os_printenv "SPCD_DNS_FILE" "SPCD_PKG_CA" "SPCD_PYTHON_ALIAS"
-    # set ca command & root
-    case "${SPCD_OS_ID}" in
-    "${SPCD_OS_ALMA}" | "${SPCD_OS_FEDORA}" | "${SPCD_OS_ROCKY}")
-        SPCD_CA_ROOT="/etc/pki/ca-trust/source/anchors"
-        ;;
-    "${SPCD_OS_ALPINE}" | "${SPCD_OS_DEBIAN}" | "${SPCD_OS_UBUNTU}")
-        SPCD_CA_ROOT="/usr/local/share/ca-certificates"
-        ;;
-    "${SPCD_OS_ARCH}")
-        SPCD_CA_ROOT="/etc/ca-certificates/trust-source/anchors"
-        ;;
-    "${SPCD_OS_OPENSUSE}")
-        SPCD_CA_ROOT="/etc/pki/trust/anchors"
-        ;;
-    *) ;;
-    esac
-    spcd_split
-    spcd_os_printenv "SPCD_CA_ROOT"
     # set package manager
     case "${SPCD_OS_ID}" in
     "${SPCD_OS_ALPINE}")
@@ -1039,12 +1021,27 @@ spcd_ca_install_package() {
 
 spcd_ca_write_certificates() {
     spcd_step "Write certificates"
-    spcd_os_mkdir "${SPCD_CA_ROOT}"
+    case "${SPCD_OS_ID}" in
+    "${SPCD_OS_ALMA}" | "${SPCD_OS_FEDORA}" | "${SPCD_OS_ROCKY}")
+        spcd_wcc__root="/etc/pki/ca-trust/source/anchors"
+        ;;
+    "${SPCD_OS_ALPINE}" | "${SPCD_OS_DEBIAN}" | "${SPCD_OS_UBUNTU}")
+        spcd_wcc__root="/usr/local/share/ca-certificates"
+        ;;
+    "${SPCD_OS_ARCH}")
+        spcd_wcc__root="/etc/ca-certificates/trust-source/anchors"
+        ;;
+    "${SPCD_OS_OPENSUSE}")
+        spcd_wcc__root="/etc/pki/trust/anchors"
+        ;;
+    *) ;;
+    esac
+    spcd_os_mkdir "${spcd_wcc__root}"
     while true; do
         spcd_wcc__index=$((spcd_wcc__index + 1))
         eval "spcd_wcc__text=\"\${SPCD_CA_${spcd_wcc__index}}\""
         [ -n "${spcd_wcc__text}" ] || break
-        spcd_wcc__path="${SPCD_CA_ROOT}/${spcd_wcc__index}.crt"
+        spcd_wcc__path="${spcd_wcc__root}/${spcd_wcc__index}.crt"
         spcd_split
         spcd_os_write "${spcd_wcc__path}" "${spcd_wcc__text}"
         spcd_openssl_x509 "${spcd_wcc__path}"