diff --git a/spam-filter b/spam-filter
index 9c0d2f2d6..b1c53d220 160000
--- a/spam-filter
+++ b/spam-filter
@@ -1 +1 @@
-Subproject commit 9c0d2f2d6580e1fb9a0651cbab85a4f14308076f
+Subproject commit b1c53d220dd667ea6ba4359d9a202146a8823cdd