diff --git a/bookwyrm/templates/settings/federated_server.html b/bookwyrm/templates/settings/federated_server.html
index 31e0ffb9..249d7106 100644
--- a/bookwyrm/templates/settings/federated_server.html
+++ b/bookwyrm/templates/settings/federated_server.html
@@ -84,12 +84,11 @@
         <p class="help">{% trans "All users from this instance will be deactivated." %}</p>
     </form>
     {% else %}
-    {% comment %}
     <form class="block" method="post" action="{% url 'settings-federated-server-unblock' server.id %}">
+        {% csrf_token %}
         <button class="button">{% trans "Un-block" %}</button>
         <p class="help">{% trans "All users from this instance will be re-activated." %}</p>
     </form>
-    {% endcomment %}
     {% endif %}
 </section>
 
diff --git a/bookwyrm/tests/views/test_federation.py b/bookwyrm/tests/views/test_federation.py
index 38da37d3..fdafcad0 100644
--- a/bookwyrm/tests/views/test_federation.py
+++ b/bookwyrm/tests/views/test_federation.py
@@ -56,7 +56,7 @@ class FederationViews(TestCase):
         result.render()
         self.assertEqual(result.status_code, 200)
 
-    def test_server_page_post(self):
+    def test_server_page_block(self):
         """ block a server """
         server = models.FederatedServer.objects.create(server_name="hi.there.com")
         self.remote_user.federated_server = server
@@ -76,6 +76,27 @@ class FederationViews(TestCase):
         # and the user was deactivated
         self.assertFalse(self.remote_user.is_active)
 
+    def test_server_page_unblock(self):
+        """ unblock a server """
+        server = models.FederatedServer.objects.create(
+            server_name="hi.there.com", status="blocked"
+        )
+        self.remote_user.federated_server = server
+        self.remote_user.is_active = False
+        self.remote_user.save()
+
+        request = self.factory.post("")
+        request.user = self.local_user
+        request.user.is_superuser = True
+
+        views.federation.unblock_server(request, server.id)
+        server.refresh_from_db()
+        self.remote_user.refresh_from_db()
+        self.assertEqual(server.status, "federated")
+        # and the user was re-activated
+        self.assertTrue(self.remote_user.is_active)
+
+
     def test_add_view_get(self):
         """ there are so many views, this just makes sure it LOADS """
         # create mode
diff --git a/bookwyrm/urls.py b/bookwyrm/urls.py
index 398caade..f2d43a13 100644
--- a/bookwyrm/urls.py
+++ b/bookwyrm/urls.py
@@ -68,6 +68,11 @@ urlpatterns = [
         views.FederatedServer.as_view(),
         name="settings-federated-server",
     ),
+    re_path(
+        r"^settings/federation/(?P<server>\d+)/unblock?$",
+        views.federation.unblock_server,
+        name="settings-federated-server-unblock",
+    ),
     re_path(
         r"^settings/federation/add/?$",
         views.AddFederatedServer.as_view(),
diff --git a/bookwyrm/views/__init__.py b/bookwyrm/views/__init__.py
index de001b31..2dc7a1c6 100644
--- a/bookwyrm/views/__init__.py
+++ b/bookwyrm/views/__init__.py
@@ -5,7 +5,7 @@ from .block import Block, unblock
 from .books import Book, EditBook, ConfirmEditBook, Editions
 from .books import upload_cover, add_description, switch_edition, resolve_book
 from .directory import Directory
-from .federation import Federation, FederatedServer, AddFederatedServer
+from .federation import Federation, FederatedServer, AddFederatedServer, unblock_server
 from .feed import DirectMessage, Feed, Replies, Status
 from .follow import follow, unfollow
 from .follow import accept_follow_request, delete_follow_request
diff --git a/bookwyrm/views/federation.py b/bookwyrm/views/federation.py
index 067fa0d7..8a21c5a5 100644
--- a/bookwyrm/views/federation.py
+++ b/bookwyrm/views/federation.py
@@ -5,6 +5,7 @@ from django.shortcuts import get_object_or_404, redirect
 from django.template.response import TemplateResponse
 from django.utils.decorators import method_decorator
 from django.views import View
+from django.views.decorators.http import require_POST
 
 from bookwyrm import forms, models
 from bookwyrm.settings import PAGE_LENGTH
@@ -91,3 +92,14 @@ class FederatedServer(View):
         server = get_object_or_404(models.FederatedServer, id=server)
         server.block()
         return redirect("settings-federated-server", server.id)
+
+
+@login_required
+@require_POST
+@permission_required("bookwyrm.control_federation", raise_exception=True)
+# pylint: disable=unused-argument
+def unblock_server(request, server):
+    """ unblock a server """
+    server = get_object_or_404(models.FederatedServer, id=server)
+    server.unblock()
+    return redirect("settings-federated-server", server.id)