diff --git a/src/add-ons/kernel/file_systems/dos/Jamfile b/src/add-ons/kernel/file_systems/dos/Jamfile
index e254b28dd3..f85f66eb15 100644
--- a/src/add-ons/kernel/file_systems/dos/Jamfile
+++ b/src/add-ons/kernel/file_systems/dos/Jamfile
@@ -1,6 +1,6 @@
 SubDir OBOS_TOP src add-ons kernel file_systems dos ;
 
-R5KernelAddon dos : [ FDirName kernel file_systems dos ] :
+R5KernelAddon dos : kernel file_systems :
 	attr.c
 	dir.c
 	dlist.c
diff --git a/src/add-ons/kernel/file_systems/iso9660/Jamfile b/src/add-ons/kernel/file_systems/iso9660/Jamfile
index 845837f1f3..3e29c48a62 100644
--- a/src/add-ons/kernel/file_systems/iso9660/Jamfile
+++ b/src/add-ons/kernel/file_systems/iso9660/Jamfile
@@ -22,7 +22,7 @@ oldOPTIM = $(OPTIM) ;
 	SubDirCcFlags $(defines) -Wall -Wno-multichar ;
 }
 
-R5KernelAddon iso9660 : [ FDirName kernel file_systems iso9660 ] :
+R5KernelAddon iso9660 : kernel file_systems :
 	iso.c
 	kernel_interface.c
 	;
diff --git a/src/add-ons/kernel/file_systems/udf/Jamfile b/src/add-ons/kernel/file_systems/udf/Jamfile
index 50102d0322..0d9315b0f4 100644
--- a/src/add-ons/kernel/file_systems/udf/Jamfile
+++ b/src/add-ons/kernel/file_systems/udf/Jamfile
@@ -26,7 +26,7 @@ oldOPTIM = $(OPTIM) ;
 UsePrivateHeaders [ FDirName kernel ] ;			# For kernel_cpp.cpp
 UsePrivateHeaders [ FDirName kernel util ] ;	# For all the UDF source files
 
-R5KernelAddon udf : [ FDirName kernel file_systems udf ] :
+R5KernelAddon udf : kernel file_systems :
 	kernel_cpp.cpp
 	udf.cpp