diff --git a/config/koneksi.php b/config/koneksi.php
index 0893a3c..bee0f04 100644
--- a/config/koneksi.php
+++ b/config/koneksi.php
@@ -1,7 +1,19 @@
 <?php
-$conn = mysqli_connect("localhost","root","","pemetaan_kemiskinan");
+// config/koneksi.php
+// Versi deploy Coolify. Tetap memakai variabel $conn agar kompatibel dengan kode asli.
 
-if(!$conn){
-die("Koneksi gagal");
+$host = getenv('DB_HOST') ?: 'localhost';
+$user = getenv('DB_USER') ?: 'root';
+$pass = getenv('DB_PASS') ?: (getenv('DB_PASSWORD') ?: '');
+$db   = getenv('DB_NAME') ?: 'pemetaan_kemiskinan';
+$port = (int)(getenv('DB_PORT') ?: 3306);
+
+$conn = mysqli_connect($host, $user, $pass, $db, $port);
+
+if (!$conn) {
+    http_response_code(500);
+    die('Koneksi database gagal: ' . mysqli_connect_error());
 }
-?>
\ No newline at end of file
+
+mysqli_set_charset($conn, 'utf8mb4');
+?>