diff --git a/package/network/config/swconfig/src/swlib.c b/package/network/config/swconfig/src/swlib.c
index 122250256d..334d148c36 100644
--- a/package/network/config/swconfig/src/swlib.c
+++ b/package/network/config/swconfig/src/swlib.c
@@ -761,6 +761,8 @@ swlib_free(struct switch_dev *dev)
 	swlib_free_attributes(&dev->ops);
 	swlib_free_attributes(&dev->port_ops);
 	swlib_free_attributes(&dev->vlan_ops);
+	free(dev->name);
+	free(dev->alias);
 	free(dev);
 
 	if (--refcount == 0)
diff --git a/package/network/config/swconfig/src/swlib.h b/package/network/config/swconfig/src/swlib.h
index 016f74b4fd..bb2ebd87d6 100644
--- a/package/network/config/swconfig/src/swlib.h
+++ b/package/network/config/swconfig/src/swlib.h
@@ -116,8 +116,8 @@ struct uci_package;
 struct switch_dev {
 	int id;
 	char dev_name[IFNAMSIZ];
-	const char *name;
-	const char *alias;
+	char *name;
+	char *alias;
 	int ports;
 	int vlans;
 	int cpu_port;