diff --git a/testcases/kernel/mem/oom/oom02.c b/testcases/kernel/mem/oom/oom02.c
index 48bd0a3..8bbb18a 100644
--- a/testcases/kernel/mem/oom/oom02.c
+++ b/testcases/kernel/mem/oom/oom02.c
@@ -79,7 +79,7 @@
 	tst_sig(FORK, DEF_HANDLER, cleanup);
 	TEST_PAUSE;
 
-	if (!is_numa(NULL))
+	if (!is_numa(NULL, NH_MEMS, 2))
 		tst_brkm(TCONF, NULL, "The case need a NUMA system.");
 
 	overcommit = get_sys_tune("overcommit_memory");
diff --git a/testcases/kernel/mem/oom/oom03.c b/testcases/kernel/mem/oom/oom03.c
index 3afc3de..879fdae 100644
--- a/testcases/kernel/mem/oom/oom03.c
+++ b/testcases/kernel/mem/oom/oom03.c
@@ -77,7 +77,7 @@
 		}
 
 		/* OOM for MEMCG with mempolicy */
-		if (is_numa(cleanup)) {
+		if (is_numa(cleanup, NH_MEMS, 2)) {
 			tst_resm(TINFO, "OOM on MEMCG & mempolicy...");
 			testoom(MPOL_BIND, 0, ENOMEM, 1);
 			testoom(MPOL_INTERLEAVE, 0, ENOMEM, 1);
diff --git a/testcases/kernel/mem/oom/oom04.c b/testcases/kernel/mem/oom/oom04.c
index 0a315e1..4829d95 100644
--- a/testcases/kernel/mem/oom/oom04.c
+++ b/testcases/kernel/mem/oom/oom04.c
@@ -63,7 +63,7 @@
 		tst_resm(TINFO, "OOM on CPUSET...");
 		testoom(0, 0, ENOMEM, 1);
 
-		if (is_numa(cleanup)) {
+		if (is_numa(cleanup, NH_MEMS, 2)) {
 			/*
 			 * Under NUMA system, the migration of cpuset's memory
 			 * is in charge of cpuset.memory_migrate, we can write
@@ -87,6 +87,9 @@
 	tst_sig(FORK, DEF_HANDLER, cleanup);
 	TEST_PAUSE;
 
+	if (!is_numa(NULL, NH_MEMS, 1))
+		tst_brkm(TCONF, NULL, "requires NUMA with at least 1 node");
+
 	overcommit = get_sys_tune("overcommit_memory");
 	set_sys_tune("overcommit_memory", 1, 1);
 
diff --git a/testcases/kernel/mem/oom/oom05.c b/testcases/kernel/mem/oom/oom05.c
index 44a243e..ccf456f 100644
--- a/testcases/kernel/mem/oom/oom05.c
+++ b/testcases/kernel/mem/oom/oom05.c
@@ -69,7 +69,7 @@
 		 * is in charge of cpuset.memory_migrate, we can write
 		 * 1 to cpuset.memory_migrate to enable the migration.
 		 */
-		if (is_numa(cleanup)) {
+		if (is_numa(cleanup, NH_MEMS, 2)) {
 			write_cpuset_files(CPATH_NEW, "memory_migrate", "1");
 			tst_resm(TINFO, "OOM on CPUSET & MEMCG with "
 					"cpuset.memory_migrate=1");
@@ -110,6 +110,9 @@
 	tst_sig(FORK, DEF_HANDLER, cleanup);
 	TEST_PAUSE;
 
+	if (!is_numa(NULL, NH_MEMS, 1))
+		tst_brkm(TCONF, NULL, "requires NUMA with at least 1 node");
+
 	overcommit = get_sys_tune("overcommit_memory");
 	set_sys_tune("overcommit_memory", 1, 1);