diff --git a/config/soapbox.exs b/config/soapbox.exs
index 1504563698..f1b6ea44b5 100644
--- a/config/soapbox.exs
+++ b/config/soapbox.exs
@@ -17,6 +17,16 @@
     Pleroma.Upload.Filter.Exiftool
   ]
 
+# Default MRF policies
+config :pleroma, :mrf,
+  policies: [
+    Pleroma.Web.ActivityPub.MRF.SimplePolicy,
+    Pleroma.Web.ActivityPub.MRF.HellthreadPolicy,
+    Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy,
+    Pleroma.Web.ActivityPub.MRF.TagPolicy,
+    Pleroma.Web.ActivityPub.MRF.InlineQuotePolicy
+  ]
+
 # Increase the pool size and timeout
 config :pleroma, :dangerzone, override_repo_pool_size: true
 
@@ -26,3 +36,8 @@
 
 # Allow privileged staff
 config :pleroma, :instance, privileged_staff: true
+
+# Hellthread limits
+config :pleroma, :mrf_hellthread,
+  delist_threshold: 15,
+  reject_threshold: 100