diff --git a/cd.sh b/cd.sh
index 2a5fe85..ee3241f 100644
--- a/cd.sh
+++ b/cd.sh
@@ -108,8 +108,9 @@ cd_set_environment_variables () {
     CD_DNS_FILE="/etc/resolv.conf"
     CD_PKG_CA="ca-certificates"
     CD_PKG_GIT="git"
+    CD_PYTHON_ALIAS="python3"
     cd_split
-    cd_echo "CD_DNS_FILE" "CD_PKG_CA" "CD_PKG_GIT"
+    cd_echo "CD_DNS_FILE" "CD_PKG_CA" "CD_PKG_GIT" "CD_PYTHON_ALIAS"
     # set ca command & root
     case "${CD_OS_ID}" in
         "${CD_OS_ALMA}"|"${CD_OS_FEDORA}"|"${CD_OS_ROCKY}")
@@ -297,7 +298,7 @@ Dir::Etc::SourceParts \"\";
             CD_PYTHON_PACKAGES="/usr/lib/${CD_PYTHON_COMMAND}/site-packages"
         ;;
         "${CD_OS_DEBIAN}"|"${CD_OS_UBUNTU}")
-            CD_PYTHON_PACKAGES="/usr/lib/python3/dist-packages"
+            CD_PYTHON_PACKAGES="/usr/lib/${CD_PYTHON_ALIAS}/dist-packages"
         ;;
     esac
     cd_split
@@ -535,7 +536,7 @@ ${self}
 ↓
 ${1}
 "
-    "${CD_PYTHON_COMMAND}" -m "${1}" "${CD_STEP}" "${self}"
+    "${CD_PYTHON_ALIAS}" -m "${1}" "${CD_STEP}" "${self}"
 }
 
 # functions
@@ -584,9 +585,10 @@ cd_install_package () {
 }
 
 cd_ln_python () {
-    if [ "${1}" ] ; then
-        echo "python3 → ${1}"
-        ln -f -s "${1}" "/usr/bin/python3" || exit
+local command="${1}"
+    if [ "${command}" ] ; then
+        echo "${CD_PYTHON_ALIAS} → ${command}"
+        ln -f -s "${command}" "/usr/bin/${CD_PYTHON_ALIAS}" || exit
     fi
 }