diff --git a/unsafe_gallery/README.md b/unsafe_gallery/README.md
index f5cb60c..dc7fb8b 100644
--- a/unsafe_gallery/README.md
+++ b/unsafe_gallery/README.md
@@ -4,5 +4,5 @@ You need to set the `FLAG` environment variable for this challenge to work!
 
 ## Run the image
 ```bash
-docker run --rm --name unsafe_login --env FLAG='FLAG{UNSAFEGALLERY}' -p 3565:80 -it pierre42100/gns3-appliance-unsafe-gallery
+docker run --rm --name unsafe_login --env FLAG='FLAG{UNSAFEGALLERY}' -p 3568:80 -it pierre42100/gns3-appliance-unsafe-gallery
 ```
\ No newline at end of file
diff --git a/unsafe_gallery/src/index.php b/unsafe_gallery/src/index.php
index 3eb3e71..3d8dc9f 100644
--- a/unsafe_gallery/src/index.php
+++ b/unsafe_gallery/src/index.php
@@ -10,13 +10,12 @@ if (!isset($_SESSION["id"]))
 define('UPLOAD_DIR', __DIR__ . "/uploads/" . $_SESSION["id"]);
 
 if (isset($_FILES["file"])) {
-  $dest_file_name = (string)time() ."-". str_replace("/", "", $_FILES["file"]["name"]);
+  $dest_file_name = (string) time() . "-" . str_replace("/", "", $_FILES["file"]["name"]);
 
   // Create target directory
-  if(!is_dir(UPLOAD_DIR) && !mkdir(UPLOAD_DIR, 0770, true)) {
+  if (!is_dir(UPLOAD_DIR) && !mkdir(UPLOAD_DIR, 0770, true)) {
     $error = "Failed to create storage directory!";
-  }
-  else if ($_FILES["file"]["size"] > 10000) {
+  } else if ($_FILES["file"]["size"] > 10000) {
     $error = "File is too large!";
   } else if (move_uploaded_file($_FILES["file"]["tmp_name"], UPLOAD_DIR . "/" . $dest_file_name)) {
     $success = "The file was successfully uploaded!";
@@ -76,15 +75,21 @@ if (isset($_FILES["file"])) {
       </div>
     </form>
 
-    <h2 style="margin-top: 50px;">Your files</h2>
-    <ul>
     <?php
-    foreach(scandir(UPLOAD_DIR) as $f) {
-      if($f === "." or $f === "..") continue;
-      echo "<li><a href='uploads/".$_SESSION['id']."/$f' target='_blank'>".$f."</a></li>";
+    if (is_dir(UPLOAD_DIR)) {
+      ?>
+      <h2 style="margin-top: 50px;">Your files</h2>
+      <ul>
+        <?php
+        foreach (scandir(UPLOAD_DIR) as $f) {
+          if ($f === "." or $f === "..")
+            continue;
+          echo "<li><a href='uploads/" . $_SESSION['id'] . "/$f' target='_blank'>" . $f . "</a></li>";
+        }
+        ?>
+      </ul><?php
     }
     ?>
-    </ul>
   </main>
 </body>