diff --git a/src/ajax.php b/src/ajax.php
index 7f606c3..a8a3d0f 100644
--- a/src/ajax.php
+++ b/src/ajax.php
@@ -26,7 +26,14 @@
             $sitemap_generator->getSitemap()->setFilePath(BASE_PATH.trim($_POST['file_path']));
         }
         if (!empty($_POST['file_name'])) {
-            $sitemap_generator->getSitemap()->setFileName(trim($_POST['file_name']));
+            $file_name = trim($_POST['file_name']);
+            if (!empty($_POST['file_name_unique'])) {
+                $file_name .= '-'.uniqid();
+            }
+            if (!empty($_POST['file_name_date'])) {
+                $file_name .= '-'.date('Y-m-d');
+            }
+            $sitemap_generator->getSitemap()->setFileName($file_name);
         }
         if (!empty($_POST['file_ext'])) {
             $sitemap_generator->getSitemap()->setFileExt(trim($_POST['file_ext']));
diff --git a/src/index.php b/src/index.php
index 578d7a3..3f23d39 100644
--- a/src/index.php
+++ b/src/index.php
@@ -101,6 +101,18 @@
                                            placeholder="File Ext"
                                            value="<?= $sitemap_generator->getSitemap()->getFileExt() ?>">
                                 </div>
+                                <div class="input-group mb-3">
+                                    <div class="form-check form-switch">
+                                        <input class="form-check-input" type="checkbox" name="file_name_unique"
+                                               id="file_name_unique" role="switch">
+                                        <label class="form-check-label" for="file_name_unique">Unique file name</label>
+                                    </div>
+                                    <div class="form-check form-switch ms-3">
+                                        <input class="form-check-input" type="checkbox" name="file_name_date"
+                                               id="file_name_date" role="switch">
+                                        <label class="form-check-label" for="file_name_date">File name with date</label>
+                                    </div>
+                                </div>
                             </div>
                             <div class="col-12">
                                 <div class="mb-3">