diff --git a/login/admin.php b/login/admin.php
index fec9459..ab306bb 100644
--- a/login/admin.php
+++ b/login/admin.php
@@ -34,7 +34,7 @@
             <tbody>
                 <?php
                 $pdo = include "koneksi.php";
-                $query = $pdo->prepare("select username,nama,aktif from users");
+                $query = $pdo->prepare("SELECT username, nama, aktif FROM users");
                 $query->execute();
                 while($user = $query->fetch()) {
                 ?>
diff --git a/login/index.php b/login/index.php
index 47454b3..782b29f 100644
--- a/login/index.php
+++ b/login/index.php
@@ -3,7 +3,7 @@
 $pdo = include "koneksi.php";
 if (!empty($_POST)) {
     if ($_POST['aksi'] == 'Tambah') {
-        $query = $pdo->prepare('insert into todo (judul, selesai, id_user) values (:judul, 0, :id_user)');
+        $query = $pdo->prepare('INSERT INTO todo (judul, selesai, id_user) VALUES (:judul, 0, :id_user)');
         $query->execute(array(
             'judul' => $_POST['judul'],
             'id_user' => $_SESSION['user']['id']
@@ -14,7 +14,7 @@
 
     if ($_POST['aksi'] == 'Update' && !empty($_POST['todo'])) {
         foreach($_POST['todo'] as $id) {
-            $query = $pdo->prepare('update todo set selesai=1 where id=:id and id_user=:id_user');
+            $query = $pdo->prepare('UPDATE todo SET selesai=1 WHERE id=:id AND id_user=:id_user');
             $query->execute(array(
                 'id' => $id,
                 'id_user' => $_SESSION['user']['id']
@@ -50,7 +50,7 @@
         <form method="POST" action="">
             <ul>
                 <?php
-                $query = $pdo->prepare("select * from todo where id_user=:id_user");
+                $query = $pdo->prepare("SELECT * FROM todo WHERE id_user=:id_user");
                 $query->execute(array(
                     'id_user' => $_SESSION['user']['id']
                 ));
diff --git a/login/login.php b/login/login.php
index f9d1600..6104887 100644
--- a/login/login.php
+++ b/login/login.php
@@ -3,7 +3,7 @@
 $gagal = false;
 if (!empty($_POST)) {
     $pdo = include "koneksi.php";
-    $query = $pdo->prepare("select * from users where username = :username");
+    $query = $pdo->prepare("SELECT * FROM users WHERE username = :username");
     $query->execute(array('username' => $_POST['username']));
     $user = $query->fetch();
     if (!$user) {
diff --git a/login/tambah-user.php b/login/tambah-user.php
index 7a8547b..4bedeed 100644
--- a/login/tambah-user.php
+++ b/login/tambah-user.php
@@ -7,7 +7,7 @@
     } else {
         try {
             $pdo = include "koneksi.php";
-            $query = $pdo->prepare("insert into users (username, password, salt, nama, aktif) values(:username, :password, :salt, :nama, :aktif)");
+            $query = $pdo->prepare("INSERT INTO users (username, password, salt, nama, aktif) VALUES(:username, :password, :salt, :nama, :aktif)");
             $string = str_shuffle('0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ');
             $salt = sha1(substr($string, 0, 8).time().rand());
             $query->execute(array(