diff --git a/admin/cli/install.php b/admin/cli/install.php
index bb9441ee0a2..80bcdd9d906 100644
--- a/admin/cli/install.php
+++ b/admin/cli/install.php
@@ -75,6 +75,7 @@ Options:
                       required in non-interactive mode.
 --adminemail=STRING   Email address for the moodle admin account.
 --sitepreset=STRING   Admin site preset to be applied during the installation process.
+--supportemail=STRING Email address for support and help.
 --upgradekey=STRING   The upgrade key to be set in the config.php, leave empty to not set it.
 --non-interactive     No interactive questions, installation fails if any
                       problem encountered.
@@ -256,6 +257,7 @@ list($options, $unrecognized) = cli_get_params(
         'adminpass'         => '',
         'adminemail'        => '',
         'sitepreset'        => '',
+        'supportemail'      => '',
         'upgradekey'        => '',
         'non-interactive'   => false,
         'agree-license'     => false,
@@ -739,6 +741,20 @@ if (!$skipdatabase) {
         $a = (object)['option' => 'adminemail', 'value' => $options['adminemail']];
         cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
     }
+
+    // Ask for the support email address.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('clisupportemail', 'install'));
+        $prompt = get_string('clitypevaluedefault', 'admin', $options['supportemail']);
+        $options['supportemail'] = cli_input($prompt, $options['supportemail']);
+    }
+
+    // Validate that the support email address provided is valid.
+    if (!empty($options['supportemail']) && !validate_email($options['supportemail'])) {
+        $a = (object)['option' => 'supportemail', 'value' => $options['supportemail']];
+        cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
+    }
 }
 
 // Ask for the upgrade key.
diff --git a/lang/en/install.php b/lang/en/install.php
index 681807f7a02..a54a1aa8800 100644
--- a/lang/en/install.php
+++ b/lang/en/install.php
@@ -48,6 +48,7 @@ $string['cliinstallfinished'] = 'Installation completed successfully.';
 $string['cliinstallheader'] = 'Moodle {$a} command line installation program';
 $string['climustagreelicense'] = 'In non-interactive mode you must agree to the licence by specifying --agree-license option';
 $string['cliskipdatabase'] = 'Skipping database installation.';
+$string['clisupportemail'] = 'Support email address';
 $string['clitablesexist'] = 'Database tables already present; CLI installation cannot continue.';
 $string['compatibilitysettings'] = 'Checking your PHP settings ...';
 $string['compatibilitysettingshead'] = 'Checking your PHP settings ...';
diff --git a/lib/installlib.php b/lib/installlib.php
index e54b6a06b9f..8a9ca0ed047 100644
--- a/lib/installlib.php
+++ b/lib/installlib.php
@@ -506,6 +506,11 @@ function install_cli_database(array $options, $interactive) {
         $DB->set_field('user', 'username', $options['adminuser'], array('username' => 'admin'));
     }
 
+    // Set the support email address if specified.
+    if (isset($options['supportemail'])) {
+        set_config('supportemail', $options['supportemail']);
+    }
+
     // indicate that this site is fully configured
     set_config('rolesactive', 1);
     upgrade_finished();