diff --git a/config-sudo.sh b/config-sudo.sh
new file mode 100755
index 0000000..d6b9857
--- /dev/null
+++ b/config-sudo.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# config-sudo.sh
+
+# Add user the sudo group.
+
+# This program has been verified to work on a Debian 12 GNU/Linux x86_64
+# default console installation, but the installation of the bc program is
+# required.
+
+# Copyright (c) 2024, Scott C. MacCallum (scott@scm-guru.live).
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+usermod -a -G sudo $USER
+
+exit 0