diff --git a/resources/views/admin/courses/index.blade.php b/resources/views/admin/courses/index.blade.php
index 6cd9ed8..6d342d9 100644
--- a/resources/views/admin/courses/index.blade.php
+++ b/resources/views/admin/courses/index.blade.php
@@ -43,7 +43,7 @@
                         <div class="col-md-4 mb-4">
                             <div class="card h-100 shadow-sm">
                                 @if($course->thumbnail)
-                                <img src="{{ asset('storage/' . str_replace('_thumb.', '.', $course->thumbnail)) }}" class="card-img-top" alt="{{ $course->title }}" style="height:200px;object-fit:cover;">
+                                <img src="{{ asset('storage/' . $course->thumbnail) }}" class="card-img-top" alt="{{ $course->title }}" style="height:200px;object-fit:cover;">
                                 @else
                                 <div class="card-img-top bg-secondary d-flex align-items-center justify-content-center" style="height:200px;"><i class="bi bi-book text-white" style="font-size:4rem;"></i></div>
                                 @endif