diff --git a/core/mpesapay_setup.php b/core/mpesapay_setup.php
index 20726c8..095cdf6 100644
--- a/core/mpesapay_setup.php
+++ b/core/mpesapay_setup.php
@@ -1,4 +1,47 @@
 <?php
-// M-Pesa Module Setup Page
-echo "M-Pesa Module Configuration";
-?>
\ No newline at end of file
+/**
+ * M-Pesa Payment Module - Setup Page
+ * Author: NESTICT INFOTECH
+ * Version: 1.0.0
+ */
+
+require '../../main.inc.php';
+require_once DOL_DOCUMENT_ROOT . "/core/lib/admin.lib.php";
+
+$langs->load("admin");
+$langs->load("mpesapay");
+
+if (!$user->admin) accessforbidden();
+
+$action = GETPOST('action', 'alpha');
+
+if ($action == 'save') {
+    $paybill = GETPOST('MPESAPAY_PAYBILL', 'alpha');
+    $passkey = GETPOST('MPESAPAY_PASSKEY', 'alpha');
+
+    dolibarr_set_const($db, "MPESAPAY_PAYBILL", $paybill, 'chaine', 0, '', 1);
+    dolibarr_set_const($db, "MPESAPAY_PASSKEY", $passkey, 'chaine', 0, '', 1);
+
+    setEventMessages("Settings saved", null, 'mesgs');
+}
+
+print load_fiche_titre("M-Pesa Payment Module Configuration");
+print '<form method="POST">';
+print '<input type="hidden" name="action" value="save">';
+
+print '<table class="noborder" width="100%">';
+print '<tr class="liste_titre"><th>Setting</th><th>Value</th></tr>';
+print '<tr><td>M-Pesa Paybill Number</td>';
+print '<td><input type="text" name="MPESAPAY_PAYBILL" value="' . dolibarr_get_const($db, "MPESAPAY_PAYBILL") . '"></td></tr>';
+print '<tr><td>M-Pesa Passkey</td>';
+print '<td><input type="text" name="MPESAPAY_PASSKEY" value="' . dolibarr_get_const($db, "MPESAPAY_PASSKEY") . '"></td></tr>';
+print '</table>';
+
+print '<div class="center">';
+print '<button type="submit" class="button">Save</button>';
+print '</div>';
+print '</form>';
+
+llxFooter();
+$db->close();
+?>