diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index ee510b4b1..223b12223 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -1629,9 +1629,8 @@ defmodule Pleroma.User do
   end
 
   def blocks_domain?(%User{} = user, url) when is_binary(url) do
-    domain_blocks = Pleroma.Web.ActivityPub.MRF.subdomains_regex(user.domain_blocks)
-    %{host: host} = URI.parse(url)
-    Pleroma.Web.ActivityPub.MRF.subdomain_match?(domain_blocks, host)
+    %{host: host} = URI.parse(target.ap_id)
+    Enum.member?(user.domain_blocks, host)
   end
 
   def blocks_domain?(_, _), do: false
diff --git a/test/pleroma/user_test.exs b/test/pleroma/user_test.exs
index 38cbe824d..e3f0bb415 100644
--- a/test/pleroma/user_test.exs
+++ b/test/pleroma/user_test.exs
@@ -1177,8 +1177,6 @@ defmodule Pleroma.UserTest do
 
       url = URI.parse(blocked_user.ap_id)
       {:ok, user} = User.block_domain(user, url.host)
-      assert User.blocks_domain?(user, blocked_user)
-
       {:ok, user} = User.unblock_domain(user, url.host)
 
       refute User.blocks_domain?(user, blocked_user)