diff --git a/app/Models/InvoiceModel.php b/app/Models/InvoiceModel.php
index 050e1c58..05ce427b 100644
--- a/app/Models/InvoiceModel.php
+++ b/app/Models/InvoiceModel.php
@@ -137,7 +137,8 @@ public function updateData($table, $data, $where)
     public function getCategoryBooks()
 {
     return $this->db->table('books')
-        ->join('category', 'books.category= category.id', 'left')
+        ->join('book_categories', 'book_categories.book_id= books.book_id', 'left')
+        ->join('category','category.id=book_categories.category_id')
         ->where('category.name', 'membership')
         ->get()
         ->getResult();
@@ -146,7 +147,8 @@ public function updateData($table, $data, $where)
 public function getNonMembershipCategoryBooks()
 {
     return $this->db->table('books')
-        ->join('category', 'books.category = category.id', 'left')
+    ->join('book_categories', 'book_categories.book_id= books.book_id', 'left')
+    ->join('category','category.id=book_categories.category_id')
         ->where('category.name !=', 'membership')
         ->get()
         ->getResult();
diff --git a/app/Views/template/header.php b/app/Views/template/header.php
index 79140cde..e771a668 100644
--- a/app/Views/template/header.php
+++ b/app/Views/template/header.php
@@ -131,7 +131,7 @@
                            <li>
                                 <a href="<?= base_url()."subscribers_list"; ?>">
                                 <i class="ri-shield-user-line"></i>
-                                    <span>Subscription </span>
+                                    <span>Membership </span>
                                 </a>
                            </li>
                            <li>