diff --git a/data/conf/rspamd/local.d/hfilter_group.conf b/data/conf/rspamd/local.d/hfilter_group.conf
index ce833af4..dbd4300c 100644
--- a/data/conf/rspamd/local.d/hfilter_group.conf
+++ b/data/conf/rspamd/local.d/hfilter_group.conf
@@ -1,5 +1,5 @@
 symbols = {
     "HFILTER_HOSTNAME_UNKNOWN" {
-        score = 10.0;
+        score = 15.0;
     }
 }