diff --git a/preprocessor b/preprocessor
index 3c4d647cc..337b6f469 160000
--- a/preprocessor
+++ b/preprocessor
@@ -1 +1 @@
-Subproject commit 3c4d647cc33a14d3648ad0989557cf687a650487
+Subproject commit 337b6f469c0f9b7a45d1af8c7a41dba35572edaf