diff --git a/preprocessor b/preprocessor
index 7baee7312614a32d00a051f0ce5246f66be0796b..15f5f4f1bedbaf289aeda49466e01c6025db4cd0 160000
--- a/preprocessor
+++ b/preprocessor
@@ -1 +1 @@
-Subproject commit 7baee7312614a32d00a051f0ce5246f66be0796b
+Subproject commit 15f5f4f1bedbaf289aeda49466e01c6025db4cd0