diff --git a/src/add-ons/kernel/file_systems/udf/Jamfile b/src/add-ons/kernel/file_systems/udf/Jamfile
index b6af72dc40..50102d0322 100644
--- a/src/add-ons/kernel/file_systems/udf/Jamfile
+++ b/src/add-ons/kernel/file_systems/udf/Jamfile
@@ -1,5 +1,7 @@
 SubDir OBOS_TOP src add-ons kernel file_systems udf ;
 
+SubDirC++Flags -fno-rtti ;
+
 # save original optimization level
 oldOPTIM = $(OPTIM) ;