diff --git a/src/add-ons/kernel/file_systems/udf/Jamfile b/src/add-ons/kernel/file_systems/udf/Jamfile
index f55c083c80..f8b90bfe8f 100644
--- a/src/add-ons/kernel/file_systems/udf/Jamfile
+++ b/src/add-ons/kernel/file_systems/udf/Jamfile
@@ -29,9 +29,11 @@ R5KernelAddon udf : [ FDirName kernel file_systems udf ] :
 	cpp.cpp
 	vfs_interface.cpp
 
-	UdfDebug.cpp
+	CS0String.cpp
 	DiskStructures.cpp
+	Icb.cpp
 	PartitionMap.cpp
+	UdfDebug.cpp
 	Volume.cpp
 ;