diff --git a/preprocessor b/preprocessor
index 3d215020a..b12746190 160000
--- a/preprocessor
+++ b/preprocessor
@@ -1 +1 @@
-Subproject commit 3d215020ae3bc79cc66cdb822a58cd255ccc0ed3
+Subproject commit b12746190da9574f3ad44e15f72512f0824a8d9a