Added hugetlb directory.
diff --git a/testcases/kernel/mem/Makefile b/testcases/kernel/mem/Makefile
index dfdd723..097874e 100644
--- a/testcases/kernel/mem/Makefile
+++ b/testcases/kernel/mem/Makefile
@@ -1,4 +1,4 @@
-SUBDIRS = mem mmapstress mtest01 mtest05 mtest06 mtest07 page shmt vmtests
+SUBDIRS = hugetlb mem mmapstress mtest01 mtest05 mtest06 mtest07 page shmt vmtests
 
 all:
 	@set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i ; done