diff --git a/Dockerfile b/Dockerfile
index 1892ae23..349dd82b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,4 +8,4 @@ WORKDIR /app
 
 COPY requirements.txt /app/
 RUN pip install -r requirements.txt --no-cache-dir
-RUN apt-get update && apt-get install -y gettext libgettextpo-dev && apt-get clean
+RUN apt-get update && apt-get install -y gettext libgettextpo-dev tidy && apt-get clean
diff --git a/bookwyrm/forms.py b/bookwyrm/forms.py
index b9b93694..9b410eaf 100644
--- a/bookwyrm/forms.py
+++ b/bookwyrm/forms.py
@@ -29,8 +29,7 @@ class CustomForm(ModelForm):
                 input_type = visible.field.widget.input_type
             if isinstance(visible.field.widget, Textarea):
                 input_type = "textarea"
-                visible.field.widget.attrs["cols"] = None
-                visible.field.widget.attrs["rows"] = None
+                visible.field.widget.attrs["rows"] = 5
             visible.field.widget.attrs["class"] = css_classes[input_type]
 
 
diff --git a/bookwyrm/templates/layout.html b/bookwyrm/templates/layout.html
index bf7a7f23..ce3eee2b 100644
--- a/bookwyrm/templates/layout.html
+++ b/bookwyrm/templates/layout.html
@@ -117,7 +117,7 @@
                             </a>
                         </li>
                         {% if perms.bookwyrm.create_invites or perms.moderate_user %}
-                        <li class="navbar-divider" role="presentation"></li>
+                        <li class="navbar-divider" role="presentation">&nbsp;</li>
                         {% endif %}
                         {% if perms.bookwyrm.create_invites and not site.allow_registration %}
                         <li>
@@ -133,7 +133,7 @@
                             </a>
                         </li>
                         {% endif %}
-                        <li class="navbar-divider" role="presentation"></li>
+                        <li class="navbar-divider" role="presentation">&nbsp;</li>
                         <li>
                             <a href="{% url 'logout' %}" class="navbar-item">
                                 {% trans 'Log out' %}
diff --git a/bookwyrm/tests/views/test_edit_user.py b/bookwyrm/tests/views/test_edit_user.py
index 07e54e4e..e465ba05 100644
--- a/bookwyrm/tests/views/test_edit_user.py
+++ b/bookwyrm/tests/views/test_edit_user.py
@@ -3,6 +3,7 @@ import json
 import pathlib
 from unittest.mock import patch
 from PIL import Image
+from tidylib import tidy_document
 
 from django.contrib.auth.models import AnonymousUser
 from django.contrib.sessions.middleware import SessionMiddleware
@@ -59,7 +60,10 @@ class EditUserViews(TestCase):
         request.user = self.local_user
         result = view(request)
         self.assertIsInstance(result, TemplateResponse)
-        result.render()
+        html = result.render()
+        _, errors = tidy_document(html.content)
+        if errors:
+            raise Exception(errors)
         self.assertEqual(result.status_code, 200)
 
     def test_edit_user(self, _):
@@ -93,6 +97,7 @@ class EditUserViews(TestCase):
         image_file = pathlib.Path(__file__).parent.joinpath(
             "../../static/images/no_cover.jpg"
         )
+        # pylint: disable=consider-using-with
         form.data["avatar"] = SimpleUploadedFile(
             image_file, open(image_file, "rb").read(), content_type="image/jpeg"
         )
diff --git a/requirements.txt b/requirements.txt
index f01f2bcb..2d79a475 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,3 +26,4 @@ pytest==6.1.2
 pytest-cov==2.10.1
 pytest-env==0.6.2
 pytest-xdist==2.3.0
+pytidylib==0.3.2