diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c
index b56c33e5b6a84..4cb1616d38715 100644
--- a/drivers/base/arch_topology.c
+++ b/drivers/base/arch_topology.c
@@ -297,7 +297,7 @@ static int __init get_cpu_for_node(struct device_node *node)
 static int __init parse_core(struct device_node *core, int package_id,
 			     int core_id)
 {
-	char name[10];
+	char name[20];
 	bool leaf = true;
 	int i = 0;
 	int cpu;
@@ -343,7 +343,7 @@ static int __init parse_core(struct device_node *core, int package_id,
 
 static int __init parse_cluster(struct device_node *cluster, int depth)
 {
-	char name[10];
+	char name[20];
 	bool leaf = true;
 	bool has_cores = false;
 	struct device_node *c;