diff --git a/cd.sh b/cd.sh
index 60f3343..93ca732 100644
--- a/cd.sh
+++ b/cd.sh
@@ -67,6 +67,7 @@ cd_set_environment_variables () {
             CD_CA_ROOT="/etc/pki/ca-trust/source/anchors"
             CD_CMD_CLEAN="dnf clean all"
             CD_CMD_UPGRADE="dnf upgrade --assumeyes"
+            CD_FILE_HTTPS="/etc/dnf/dnf.conf.d/https.conf"
             CD_PYTHON_COMMAND="python3.11"
             CD_PYTHON_PACKAGE="python3.11"
             CD_PYTHON_PACKAGES="/usr/lib64/python3.11/site-packages"
@@ -81,6 +82,7 @@ cd_set_environment_variables () {
             CD_CA_ROOT="/usr/local/share/ca-certificates"
             CD_CMD_CLEAN="apt-get clean"
             CD_CMD_UPGRADE="apt-get upgrade --assume-yes"
+            CD_FILE_HTTPS="/etc/apt/apt.conf.d/https"
             CD_PYTHON_COMMAND="python3"
             CD_PYTHON_PACKAGE="python3"
             CD_PYTHON_PACKAGES="/usr/lib/python3/dist-packages"
@@ -186,12 +188,12 @@ cd_set_https_verification_off () {
         cd_step "Set HTTPS verification off"
         case "${CD_OS_ID}" in
             "${CD_OS_ALMA}")
-                cd_write "/etc/dnf/dnf.conf.d/https.conf" "\
+                cd_write "${CD_FILE_HTTPS}" "\
 sslverify=False
 "
             ;;
             "${CD_OS_DEBIAN}")
-                cd_write "/etc/apt/apt.conf.d/https" "\
+                cd_write "${CD_FILE_HTTPS}" "\
 Acquire::https::Verify-Peer False;
 "
             ;;
@@ -242,18 +244,15 @@ cd_update_ca_certificates () {
     esac
 }
 
+# agnostic steps
+
 cd_set_https_verification_on () {
     if [ "${CD_CA}" -o "${CD_OS_ID}" = "${CD_OS_DEBIAN}" ] ; then
         cd_step "Set HTTPS verification on"
-        case "${CD_OS_ID}" in
-            "${CD_OS_ALMA}") cd_rm "/etc/dnf/dnf.conf.d/https.conf" ;;
-            "${CD_OS_DEBIAN}") cd_rm "/etc/apt/apt.conf.d/https" ;;
-        esac
+        cd_rm "${CD_FILE_HTTPS}"
     fi
 }
 
-# agnostic steps
-
 cd_upgrade_packages () {
     cd_step "Upgrade packages"
     ${CD_CMD_UPGRADE} || exit