diff --git a/.env.scripts b/.env.scripts
index ef9aff4..d262be4 100644
--- a/.env.scripts
+++ b/.env.scripts
@@ -48,5 +48,5 @@ DEFAULT_DATA_DIR="/usr/local/share/template-files/data"
 DEFAULT_CONF_DIR="/usr/local/share/template-files/config"
 DEFAULT_TEMPLATE_DIR="/usr/local/share/template-files/defaults"
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-ENV_PACKAGES="bash-completion git curl wget sudo unzip tini xz-utils iproute2 pinentry-curses bsd-mailx procps net-tools bsd-mailx postfix python3-pip certbot ca-certificates jq "
+ENV_PACKAGES="bash-completion git curl wget sudo unzip tini xz-utils iproute2 pinentry-curses bsd-mailx procps net-tools bsd-mailx postfix python3-icu python3-pip certbot ca-certificates jq "
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
diff --git a/Dockerfile b/Dockerfile
index 6000311..7536c3e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -55,7 +55,7 @@ ARG PHP_SERVER
 ARG SHELL_OPTS
 ARG DEBIAN_FRONTEND
 
-ARG PACK_LIST="bash-completion git curl wget sudo unzip tini xz-utils iproute2 pinentry-curses bsd-mailx procps net-tools bsd-mailx postfix python3-pip certbot ca-certificates jq "
+ARG PACK_LIST="bash-completion git curl wget sudo unzip tini xz-utils iproute2 pinentry-curses bsd-mailx procps net-tools bsd-mailx postfix python3-icu python3-pip certbot ca-certificates jq "
 
 ENV ENV=~/.profile
 ENV SHELL="/bin/sh"