diff --git a/build/preprocessor b/build/preprocessor
index 652c6d8b4..1b9304de6 160000
--- a/build/preprocessor
+++ b/build/preprocessor
@@ -1 +1 @@
-Subproject commit 652c6d8b4c19da19a7e1286bba0f1686f4c31004
+Subproject commit 1b9304de614090296a0906e60587789065a4cd6a