diff --git a/src/Laracasts/Flash/FlashNotifier.php b/src/Laracasts/Flash/FlashNotifier.php
index d581d5d..99e4cc4 100644
--- a/src/Laracasts/Flash/FlashNotifier.php
+++ b/src/Laracasts/Flash/FlashNotifier.php
@@ -141,6 +141,16 @@ public function important()
     {
         return $this->updateLastMessage(['important' => true]);
     }
+    
+    /**
+     * set base css to bootstrap 5.
+     *
+     * @return $this
+     */
+    public function bs5()
+    {
+        return $this->updateLastMessage(['bootstrap5' => true]);
+    }
 
     /**
      * Clear all registered messages.
diff --git a/src/Laracasts/Flash/Message.php b/src/Laracasts/Flash/Message.php
index edefebf..bb6bca9 100644
--- a/src/Laracasts/Flash/Message.php
+++ b/src/Laracasts/Flash/Message.php
@@ -32,6 +32,12 @@ class Message implements \ArrayAccess
      */
     public $important = false;
 
+    /**
+     * bootstrap 5 support.
+     *
+     * @var bool
+     */
+    public $bs5 = false;
     /**
      * Whether the message is an overlay.
      *
diff --git a/src/views/message.blade.php b/src/views/message.blade.php
index 7d8af13..18c71c6 100644
--- a/src/views/message.blade.php
+++ b/src/views/message.blade.php
@@ -6,11 +6,24 @@
             'body'       => $message['message']
         ])
     @else
-        <div class="alert
-                    alert-{{ $message['level'] }}
+        @if ($message['bootstrap5'])
+            <div class="alert alert-{{ $message['level'] }}
+            {{ $message['important'] ? 'alert-dismissible' : '' }}"
+                        role="alert"
+            >
+            {!! $message['message'] !!}
+                @if ($message['important'])
+                    <button type="button"
+                            class="btn-close"
+                            data-bs-dismiss="alert"
+                            aria-label="close"
+                    ></button>
+                @endif
+            </div>
+        @else
+            <div class="alert alert-{{ $message['level'] }}
                     {{ $message['important'] ? 'alert-important' : '' }}"
-                    role="alert"
-        >
+            role="alert">
             @if ($message['important'])
                 <button type="button"
                         class="close"
@@ -18,9 +31,9 @@ class="close"
                         aria-hidden="true"
                 >&times;</button>
             @endif
-
             {!! $message['message'] !!}
-        </div>
+            </div>
+        @endif
     @endif
 @endforeach