diff --git a/usr/lib/archboot/container.sh b/usr/lib/archboot/container.sh
index da3e0647a..74257540a 100644
--- a/usr/lib/archboot/container.sh
+++ b/usr/lib/archboot/container.sh
@@ -97,7 +97,7 @@ _prepare_pacman() {
 _create_pacman_conf() {
     if [[ -z "${_INSTALL_SOURCE}" ]]; then
         echo "Use default pacman.conf ..."
-        [[ "${2}" == "use_container_config" ]] && _PACMAN_CONF="${1}/${_PACMAN_CONF}"
+        [[ "${2}" == "use_container_config" ]] && _PACMAN_CONF="${1}${_PACMAN_CONF}"
         if ! grep -q archboot_repo "${_PACMAN_CONF}"; then
             echo "Adding archboot repository to ${_PACMAN_CONF} ..."
             echo "[archboot_repo]" >> "${_PACMAN_CONF}"