diff --git a/spam-filter b/spam-filter
index ba091ef60..4c64a5a13 160000
--- a/spam-filter
+++ b/spam-filter
@@ -1 +1 @@
-Subproject commit ba091ef6018f5f7a0b7b032385bb8ce36a0084e3
+Subproject commit 4c64a5a135bbbc886cff047f03f0724076278a52