diff --git a/opentech/apply/activity/messaging.py b/opentech/apply/activity/messaging.py
index 9f0f34d18e003130eb7a0f8d54aa4ed0d56f514c..4ee98bb81eebc2fb1032f8276cac7e6f0340d78c 100644
--- a/opentech/apply/activity/messaging.py
+++ b/opentech/apply/activity/messaging.py
@@ -328,7 +328,7 @@ class SlackAdapter(AdapterBase):
         ]
 
     def reviewers_updated(self, submission, link, user, added=list(), removed=list(), **kwargs):
-        message = [f'{user} has updated the reviewers on <{link}|{submission.title}>']
+        message = [f'{user} has updated the reviewers on <{link}|{submission.title}>.']
 
         if added:
             message.append('Added:')
@@ -338,7 +338,7 @@ class SlackAdapter(AdapterBase):
             message.append('Removed:')
             message.extend(reviewers_message(removed))
 
-        return '. '.join(message)
+        return ' '.join(message)
 
     def handle_batch_reviewers(self, submissions, links, user, added, **kwargs):
         submissions_text = ', '.join(
diff --git a/opentech/apply/funds/forms.py b/opentech/apply/funds/forms.py
index b78b1a829e5d5dcc18c2af50f2cb00d8e2bc0c58..556c2e9a9bf9e538caf428bb64fa35cd078f90c4 100644
--- a/opentech/apply/funds/forms.py
+++ b/opentech/apply/funds/forms.py
@@ -1,4 +1,5 @@
 from django import forms
+from django.utils.text import slugify
 from django.utils.translation import ugettext_lazy as _
 
 from opentech.apply.users.models import User
@@ -90,7 +91,7 @@ class UpdateReviewersForm(forms.ModelForm):
         }
 
         for role in ReviewerRole.objects.all().order_by('order'):
-            field_name = 'reviewer_role_' + str(role)
+            field_name = 'reviewer_role_' + slugify(str(role))
             self.roles[field_name] = role
 
             self.fields[field_name] = forms.ModelChoiceField(
diff --git a/opentech/apply/funds/migrations/0052_assigned_reviewers_pre.py b/opentech/apply/funds/migrations/0052_assigned_reviewers_pre.py
index 3e11724fd8b5b2c53edb2db655b41dd071bf1058..66f76fe41c3552f3885114bac4ed5c17a501fd42 100644
--- a/opentech/apply/funds/migrations/0052_assigned_reviewers_pre.py
+++ b/opentech/apply/funds/migrations/0052_assigned_reviewers_pre.py
@@ -29,7 +29,7 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name='assignedreviewers',
             name='submission',
-            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='funds.ApplicationSubmission'),
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='assigned', to='funds.ApplicationSubmission'),
         ),
         migrations.AddField(
             model_name='applicationsubmission',
diff --git a/opentech/apply/funds/templates/funds/includes/delegated_form_base.html b/opentech/apply/funds/templates/funds/includes/delegated_form_base.html
index ec68b976b6dbc99ed62099e30b4f869f154ba5e6..c6f0746dc01080d2b61ae9874c63155cb935f8c0 100644
--- a/opentech/apply/funds/templates/funds/includes/delegated_form_base.html
+++ b/opentech/apply/funds/templates/funds/includes/delegated_form_base.html
@@ -1,4 +1,4 @@
-{% load wagtailimages_tags util_tags %}
+{% load util_tags %}
 <form class="form {{extra_classes}}" method="post" id="{{ form.name }}">
     {% csrf_token %}
     <div class="form__item">