diff --git a/admin/database_updates.php b/admin/database_updates.php
index 0a173c30..b753cf0d 100644
--- a/admin/database_updates.php
+++ b/admin/database_updates.php
@@ -4147,7 +4147,7 @@ if (LATEST_DATABASE_VERSION > CURRENT_DATABASE_VERSION) {
               `approval_approved_by` varchar(255) DEFAULT NULL,
               `approval_url_key` varchar(200) NOT NULL,
               `approval_task_id` int(11) NOT NULL,
-              PRIMARY KEY (`approval_id`)                                          
+              PRIMARY KEY (`approval_id`)
             ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
         ");
 
diff --git a/agent/ajax.php b/agent/ajax.php
index e153c01f..ea0f7064 100644
--- a/agent/ajax.php
+++ b/agent/ajax.php
@@ -999,8 +999,8 @@ if (isset($_GET['get_internal_users'])) {
 
     $sql = mysqli_query(
         $mysqli,
-        "SELECT user_id, user_name 
-         FROM users 
+        "SELECT user_id, user_name
+         FROM users
          WHERE user_type = 1 AND user_status = 1 AND user_archived_at IS NULL
          ORDER BY user_name"
     );
diff --git a/agent/post/task.php b/agent/post/task.php
index 2950222f..f59a955d 100644
--- a/agent/post/task.php
+++ b/agent/post/task.php
@@ -357,7 +357,7 @@ if (isset($_GET['approve_ticket_task'])) {
         redirect();
         exit;
     }
-    if ($required_user == 0 && $type = 'any' && $created_by == $session_user_id) {
+    if ($required_user == 0 && $type == 'any' && $created_by == $session_user_id) {
         flash_alert("You cannot approve your own task", 'error');
         redirect();
         exit;
diff --git a/agent/ticket.php b/agent/ticket.php
index f1221ee7..92ee92f5 100644
--- a/agent/ticket.php
+++ b/agent/ticket.php
@@ -972,9 +972,9 @@ if (isset($_GET['ticket_id'])) {
                                     $task_needs_approval = false;
                                     $task_needs_approval = mysqli_num_rows(mysqli_query(
                                             $mysqli,
-                                            "SELECT 1 FROM task_approvals 
-                                                 WHERE approval_task_id = $task_id 
-                                                   AND approval_status IN ('pending','declined') 
+                                            "SELECT 1 FROM task_approvals
+                                                 WHERE approval_task_id = $task_id
+                                                   AND approval_status IN ('pending','declined')
                                                  LIMIT 1"
                                         )) > 0;
 
diff --git a/client/ticket.php b/client/ticket.php
index 9051fef3..6e85fe6e 100644
--- a/client/ticket.php
+++ b/client/ticket.php
@@ -75,7 +75,7 @@ if (isset($_GET['id']) && intval($_GET['id'])) {
             SELECT task_id, task_name, approval_id, approval_scope, approval_type, approval_required_user_id, approval_status, approval_url_key
             FROM tasks
             LEFT JOIN task_approvals ON task_id = task_approvals.approval_task_id
-            WHERE task_ticket_id = $ticket_id AND task_completed_at IS NULL AND approval_scope = 'client' AND approval_status = 'pending' 
+            WHERE task_ticket_id = $ticket_id AND task_completed_at IS NULL AND approval_scope = 'client' AND approval_status = 'pending'
         ");
         ?>
 
diff --git a/guest/guest_approve_ticket_task.php b/guest/guest_approve_ticket_task.php
index 952bcc8a..f5ded027 100644
--- a/guest/guest_approve_ticket_task.php
+++ b/guest/guest_approve_ticket_task.php
@@ -3,7 +3,7 @@
 require_once "includes/inc_all_guest.php";
 
 //Initialize the HTML Purifier to prevent XSS
-require "../plugins/htmlpurifier/HTMLPurifier.standalone.php";
+require_once "../plugins/htmlpurifier/HTMLPurifier.standalone.php";
 
 $purifier_config = HTMLPurifier_Config::createDefault();
 $purifier_config->set('Cache.DefinitionImpl', null); // Disable cache by setting a non-existent directory or an invalid one
@@ -18,14 +18,14 @@ if (!isset($_GET['task_approval_id'], $_GET['url_key'])) {
 
 // Company info
 $company_sql_row = mysqli_fetch_array(mysqli_query($mysqli, "
-    SELECT 
+    SELECT
         company_phone,
         company_phone_country_code,
-        company_website 
-    FROM 
+        company_website
+    FROM
         companies,
         settings
-    WHERE 
+    WHERE
         companies.company_id = settings.company_id
         AND companies.company_id = 1"
 ));