diff --git a/packages/ui-default/components/zipDownloader/index.js b/packages/ui-default/components/zipDownloader/index.js
index 398d7301a..62516a295 100644
--- a/packages/ui-default/components/zipDownloader/index.js
+++ b/packages/ui-default/components/zipDownloader/index.js
@@ -78,8 +78,8 @@ export async function downloadProblemSet(pids, name = 'Export') {
         tag: pdoc.tag,
         nSubmit: pdoc.nSubmit,
         nAccept: pdoc.nAccept,
-        data: (pdoc.data || []).map((i) => pick(i, ['name', 'lastModified', 'etag', 'size', '_id'])),
-        additional_file: (pdoc.additional_file || []).map((i) => pick(i, ['name', 'lastModified', 'etag', 'size', '_id'])),
+        data: (pdoc.data || []).map((i) => pick(i, ['name'])),
+        additional_file: (pdoc.additional_file || []).map((i) => pick(i, ['name'])),
         difficulty: pdoc.difficulty,
       }),
     });
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 4c0ff19d0..ad862a7ce 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.11.17",
+  "version": "4.11.18",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",
diff --git a/packages/ui-default/templates/problem_import.html b/packages/ui-default/templates/problem_import.html
index 59d6ee5a1..65f1a1b77 100644
--- a/packages/ui-default/templates/problem_import.html
+++ b/packages/ui-default/templates/problem_import.html
@@ -8,7 +8,7 @@
           <input type="hidden" name="csrfToken" value="{{ handler.csrfToken }}">
           <p>{{ _('Upload zipfile') }} {% if type %}({{ _('Type') }}: {{type}}){% endif %}:
             <input type="file" name="file">
-            {% if handler.user.hasPriv(PRIV.PRIV_EDIT_SYSTEM) not type %}<input type="checkbox" name="keepUser">{% endif %}
+            {% if handler.user.hasPriv(PRIV.PRIV_EDIT_SYSTEM) and not type %}<input type="checkbox" name="keepUser">{% endif %}
             <input type="submit" value="{{ _('Upload') }}" class="rounded primary button">
           </p>
         </form>