diff --git a/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex b/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex
index 8b36c1021..788508349 100644
--- a/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/object_age_policy.ex
@@ -5,12 +5,11 @@
 defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy do
   alias Pleroma.Config
   alias Pleroma.User
-  alias Pleroma.Web.ActivityPub.MRF
 
   require Pleroma.Constants
 
   @moduledoc "Filter activities depending on their age"
-  @behaviour MRF
+  @behaviour Pleroma.Web.ActivityPub.MRF
 
   defp check_date(%{"published" => published} = message) do
     with %DateTime{} = now <- DateTime.utc_now(),
diff --git a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
index 8e53296e7..b94c3c78a 100644
--- a/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/simple_policy.ex
@@ -6,7 +6,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.SimplePolicy do
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.MRF
   @moduledoc "Filter activities depending on their origin instance"
-  @behaviour MRF
+  @behaviour Pleroma.Web.ActivityPub.MRF
 
   require Pleroma.Constants
 
diff --git a/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex b/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
index 566c1e191..77ffd1bb9 100644
--- a/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
+++ b/lib/pleroma/web/activity_pub/mrf/subchain_policy.ex
@@ -8,7 +8,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.SubchainPolicy do
 
   require Logger
 
-  @behaviour MRF
+  @behaviour Pleroma.Web.ActivityPub.MRF
 
   defp lookup_subchain(actor) do
     with matches <- Config.get([:mrf_subchain, :match_actor]),