diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0b7fcf79..71949e2e4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Fixed
 - Documentation issue in which a non-existing nginx file was referenced
+- Issue where a bad inbox URL could break federation
 
 ## 2023.08
 
diff --git a/docs/docs/installation/generic_dependencies.include b/docs/docs/installation/generic_dependencies.include
index d8cf9f9da..b23736d85 100644
--- a/docs/docs/installation/generic_dependencies.include
+++ b/docs/docs/installation/generic_dependencies.include
@@ -2,7 +2,7 @@
 
 * PostgreSQL 9.6+
 * Elixir 1.14+
-* Erlang OTP 24+
+* Erlang OTP 25+
 * git
 * file / libmagic
 * gcc (clang might also work)
diff --git a/docs/docs/installation/migrating_to_akkoma.md b/docs/docs/installation/migrating_to_akkoma.md
index 4a58e836e..9c30d9586 100644
--- a/docs/docs/installation/migrating_to_akkoma.md
+++ b/docs/docs/installation/migrating_to_akkoma.md
@@ -40,7 +40,7 @@ If you are on pleroma develop, and have updated since 2022-08, you may have issu
 Please roll back the given migrations:
 
 ```bash
-MIX_ENV=prod mix ecto.rollback --migrations-path priv/repo/optional_migrations/pleroma_develop_rollbacks -n3
+MIX_ENV=prod mix ecto.rollback --migrations-path priv/repo/optional_migrations/pleroma_develop_rollbacks -n5
 ```
 
 Then compile, migrate and restart as usual.
diff --git a/lib/pleroma/web/activity_pub/publisher.ex b/lib/pleroma/web/activity_pub/publisher.ex
index 3071c1b77..4fe394be6 100644
--- a/lib/pleroma/web/activity_pub/publisher.ex
+++ b/lib/pleroma/web/activity_pub/publisher.ex
@@ -115,13 +115,18 @@ defp allowed_instances do
   def should_federate?(url) do
     %{host: host} = URI.parse(url)
 
-    with allowed <- allowed_instances(),
+    with {nil, false} <- {nil, is_nil(host)},
+         allowed <- allowed_instances(),
          false <- Enum.empty?(allowed) do
       allowed
       |> Pleroma.Web.ActivityPub.MRF.instance_list_from_tuples()
       |> Pleroma.Web.ActivityPub.MRF.subdomains_regex()
       |> Pleroma.Web.ActivityPub.MRF.subdomain_match?(host)
     else
+      # oi!
+      {nil, true} ->
+        false
+
       _ ->
         quarantined_instances =
           blocked_instances()
diff --git a/lib/pleroma/web/activity_pub/views/user_view.ex b/lib/pleroma/web/activity_pub/views/user_view.ex
index 82b59c47f..d58e28c9f 100644
--- a/lib/pleroma/web/activity_pub/views/user_view.ex
+++ b/lib/pleroma/web/activity_pub/views/user_view.ex
@@ -18,16 +18,16 @@ defmodule Pleroma.Web.ActivityPub.UserView do
   import Ecto.Query
 
   def render("endpoints.json", %{user: %User{nickname: nil, local: true} = _user}) do
-    %{"sharedInbox" => ~p"/inbox"}
+    %{"sharedInbox" => url(~p"/inbox")}
   end
 
   def render("endpoints.json", %{user: %User{local: true} = _user}) do
     %{
-      "oauthAuthorizationEndpoint" => ~p"/oauth/authorize",
-      "oauthRegistrationEndpoint" => ~p"/api/v1/apps",
-      "oauthTokenEndpoint" => ~p"/oauth/token",
-      "sharedInbox" => ~p"/inbox",
-      "uploadMedia" => ~p"/api/ap/upload_media"
+      "oauthAuthorizationEndpoint" => url(~p"/oauth/authorize"),
+      "oauthRegistrationEndpoint" => url(~p"/api/v1/apps"),
+      "oauthTokenEndpoint" => url(~p"/oauth/token"),
+      "sharedInbox" => url(~p"/inbox"),
+      "uploadMedia" => url(~p"/api/ap/upload_media")
     }
   end
 
diff --git a/priv/repo/optional_migrations/20230422154018_drop_unused_indexes.exs b/priv/repo/optional_migrations/20230422154018_drop_unused_indexes.exs
new file mode 100644
index 000000000..d8acb1034
--- /dev/null
+++ b/priv/repo/optional_migrations/20230422154018_drop_unused_indexes.exs
@@ -0,0 +1,74 @@
+defmodule Pleroma.Repo.Migrations.DropUnusedIndexes do
+  use Ecto.Migration
+
+  @disable_ddl_transaction true
+
+  @disable_migration_lock true
+
+  def up do
+    drop_if_exists(
+      index(:activities, ["(data->>'actor')", "inserted_at desc"], name: :activities_actor_index)
+    )
+
+    drop_if_exists(index(:activities, ["(data->'to')"], name: :activities_to_index))
+
+    drop_if_exists(index(:activities, ["(data->'cc')"], name: :activities_cc_index))
+
+    drop_if_exists(index(:activities, ["(split_part(actor, '/', 3))"], name: :activities_hosts))
+
+    drop_if_exists(
+      index(:activities, ["(data->'object'->>'inReplyTo')"], name: :activities_in_reply_to)
+    )
+
+    drop_if_exists(
+      index(:activities, ["((data #> '{\"object\",\"likes\"}'))"], name: :activities_likes)
+    )
+  end
+
+  def down do
+    create_if_not_exists(
+      index(:activities, ["(data->>'actor')", "inserted_at desc"],
+        name: :activities_actor_index,
+        concurrently: true
+      )
+    )
+
+    create_if_not_exists(
+      index(:activities, ["(data->'to')"],
+        name: :activities_to_index,
+        using: :gin,
+        concurrently: true
+      )
+    )
+
+    create_if_not_exists(
+      index(:activities, ["(data->'cc')"],
+        name: :activities_cc_index,
+        using: :gin,
+        concurrently: true
+      )
+    )
+
+    create_if_not_exists(
+      index(:activities, ["(split_part(actor, '/', 3))"],
+        name: :activities_hosts,
+        concurrently: true
+      )
+    )
+
+    create_if_not_exists(
+      index(:activities, ["(data->'object'->>'inReplyTo')"],
+        name: :activities_in_reply_to,
+        concurrently: true
+      )
+    )
+
+    create_if_not_exists(
+      index(:activities, ["((data #> '{\"object\",\"likes\"}'))"],
+        name: :activities_likes,
+        using: :gin,
+        concurrently: true
+      )
+    )
+  end
+end
diff --git a/priv/repo/optional_migrations/pleroma_develop_rollbacks/20230306112859_instances_add_metadata.exs b/priv/repo/optional_migrations/pleroma_develop_rollbacks/20230306112859_instances_add_metadata.exs
new file mode 100644
index 000000000..ab8ac83a0
--- /dev/null
+++ b/priv/repo/optional_migrations/pleroma_develop_rollbacks/20230306112859_instances_add_metadata.exs
@@ -0,0 +1,15 @@
+defmodule Pleroma.Repo.Migrations.InstancesAddMetadata do
+  use Ecto.Migration
+
+  def down do
+    alter table(:instances) do
+      remove_if_exists(:metadata, :map)
+    end
+  end
+
+  def up do
+    alter table(:instances) do
+      add_if_not_exists(:metadata, :map)
+    end
+  end
+end
diff --git a/priv/repo/optional_migrations/pleroma_develop_rollbacks/20230504173400_remove_user_ap_enabled.exs b/priv/repo/optional_migrations/pleroma_develop_rollbacks/20230504173400_remove_user_ap_enabled.exs
new file mode 100644
index 000000000..f399d9fd7
--- /dev/null
+++ b/priv/repo/optional_migrations/pleroma_develop_rollbacks/20230504173400_remove_user_ap_enabled.exs
@@ -0,0 +1,15 @@
+defmodule Pleroma.Repo.Migrations.RemoveUserApEnabled do
+  use Ecto.Migration
+
+  def up do
+    alter table(:users) do
+      remove_if_exists(:ap_enabled, :boolean)
+    end
+  end
+
+  def down do
+    alter table(:users) do
+      add_if_not_exists(:ap_enabled, :boolean, default: true, null: false)
+    end
+  end
+end
diff --git a/test/pleroma/web/activity_pub/publisher_test.exs b/test/pleroma/web/activity_pub/publisher_test.exs
index d993ab1d4..87930b7b1 100644
--- a/test/pleroma/web/activity_pub/publisher_test.exs
+++ b/test/pleroma/web/activity_pub/publisher_test.exs
@@ -487,4 +487,11 @@ test "publish to url with with different ports" do
              )
     end
   end
+
+  describe "should_federate/1" do
+    test "should not obliterate itself if the inbox URL is bad" do
+      url = "/inbox"
+      refute Pleroma.Web.ActivityPub.Publisher.should_federate?(url)
+    end
+  end
 end