diff --git a/netbox/templates/django/forms/widgets/attrs.html b/netbox/templates/django/forms/widgets/attrs.html
new file mode 100644
index 000000000..369ae0722
--- /dev/null
+++ b/netbox/templates/django/forms/widgets/attrs.html
@@ -0,0 +1,2 @@
+{# Skip "class" attribute, which needs to be handled on the widget directly. #}
+{% for name, value in widget.attrs.items %}{% if name != 'class' %}{% if value is not False %} {{ name }}{% if value is not True %}="{{ value|stringformat:'s' }}"{% endif %}{% endif %}{% endif %}{% endfor %}
diff --git a/netbox/templates/django/forms/widgets/checkbox.html b/netbox/templates/django/forms/widgets/checkbox.html
index dc0496044..f769fce96 100644
--- a/netbox/templates/django/forms/widgets/checkbox.html
+++ b/netbox/templates/django/forms/widgets/checkbox.html
@@ -4,4 +4,4 @@
   _selected_action to avoid breaking the admin UI.
 {% endcomment %}
 {% if widget.name != '_selected_action' %}<input type="hidden" name="{{ widget.name }}" value="">{% endif %}
-<input type="checkbox" name="{{ widget.name }}"{% if widget.value != None %} value="{{ widget.value|stringformat:'s' }}"{% endif %} {% include "django/forms/widgets/attrs.html" %} class="{{ widget.attrs.class }} form-check-input">
+<input type="checkbox" name="{{ widget.name }}"{% if widget.value != None %} value="{{ widget.value|stringformat:'s' }}"{% endif %} {% include "django/forms/widgets/attrs.html" %} class="form-check-input{% if 'class' in widget.attrs %} {{ widget.attrs.class }}{% endif %}">
diff --git a/netbox/templates/django/forms/widgets/clearable_file_input.html b/netbox/templates/django/forms/widgets/clearable_file_input.html
new file mode 100644
index 000000000..a84b941fa
--- /dev/null
+++ b/netbox/templates/django/forms/widgets/clearable_file_input.html
@@ -0,0 +1,5 @@
+{% if widget.is_initial %}{{ widget.initial_text }}: <a href="{{ widget.value.url }}">{{ widget.value }}</a>{% if not widget.required %}
+<input type="checkbox" name="{{ widget.checkbox_name }}" id="{{ widget.checkbox_id }}"{% if widget.attrs.disabled %} disabled{% endif %}>
+<label for="{{ widget.checkbox_id }}">{{ widget.clear_checkbox_label }}</label>{% endif %}<br>
+{{ widget.input_text }}:{% endif %}
+<input type="{{ widget.type }}" name="{{ widget.name }}"{% include "django/forms/widgets/attrs.html" %} class="form-control{% if 'class' in widget.attrs %} {{ widget.attrs.class }}{% endif %}">
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diff --git a/netbox/templates/django/forms/widgets/input.html b/netbox/templates/django/forms/widgets/input.html
index 7f41bef26..dd6058328 100644
--- a/netbox/templates/django/forms/widgets/input.html
+++ b/netbox/templates/django/forms/widgets/input.html
@@ -1 +1 @@
-<input type="{{ widget.type }}" name="{{ widget.name }}"{% if widget.value != None %} value="{{ widget.value|stringformat:'s' }}"{% endif %}{% include "django/forms/widgets/attrs.html" %} class="{{ widget.attrs.class }} form-control">
+<input type="{{ widget.type }}" name="{{ widget.name }}"{% if widget.value != None %} value="{{ widget.value|stringformat:'s' }}"{% endif %}{% include "django/forms/widgets/attrs.html" %} class="form-control{% if 'class' in widget.attrs %} {{ widget.attrs.class }}{% endif %}">
diff --git a/netbox/templates/django/forms/widgets/select.html b/netbox/templates/django/forms/widgets/select.html
index 4ee1378ce..0e87394e3 100644
--- a/netbox/templates/django/forms/widgets/select.html
+++ b/netbox/templates/django/forms/widgets/select.html
@@ -1,4 +1,4 @@
-<select name="{{ widget.name }}"{% include "django/forms/widgets/attrs.html" %} class="{{ widget.attrs.class }} {% if 'size' in widget.attrs %}form-select form-select-sm{% else %}netbox-static-select{% endif %}">{% for group_name, group_choices, group_index in widget.optgroups %}{% if group_name %}
+<select name="{{ widget.name }}"{% include "django/forms/widgets/attrs.html" %} class="{% if 'size' in widget.attrs %}form-select form-select-sm{% else %}netbox-static-select{% endif %}{% if 'class' in widget.attrs %} {{ widget.attrs.class }}{% endif %}">{% for group_name, group_choices, group_index in widget.optgroups %}{% if group_name %}
   <optgroup label="{{ group_name }}">{% endif %}{% for option in group_choices %}
   {% include option.template_name with widget=option %}{% endfor %}{% if group_name %}
   </optgroup>{% endif %}{% endfor %}
diff --git a/netbox/templates/django/forms/widgets/textarea.html b/netbox/templates/django/forms/widgets/textarea.html
index a179d3342..aed4dd3b0 100644
--- a/netbox/templates/django/forms/widgets/textarea.html
+++ b/netbox/templates/django/forms/widgets/textarea.html
@@ -1,2 +1,2 @@
-<textarea name="{{ widget.name }}"{% include "django/forms/widgets/attrs.html" %} class="{{ widget.attrs.class }} form-control">
+<textarea name="{{ widget.name }}"{% include "django/forms/widgets/attrs.html" %} class="form-control{% if 'class' in widget.attrs %} {{ widget.attrs.class }}{% endif %}">
 {% if widget.value %}{{ widget.value }}{% endif %}</textarea>
\ No newline at end of file