diff --git a/preprocessor b/preprocessor
index b0c819cb03a37716adbbf73aa485993e9b44188b..a8b7bd31c58f3afe4f35b90fe56f0ae8509efaea 160000
--- a/preprocessor
+++ b/preprocessor
@@ -1 +1 @@
-Subproject commit b0c819cb03a37716adbbf73aa485993e9b44188b
+Subproject commit a8b7bd31c58f3afe4f35b90fe56f0ae8509efaea