diff --git a/net/lwip/nfs.c b/net/lwip/nfs.c
index c3b819a091e..9e6b801e465 100644
--- a/net/lwip/nfs.c
+++ b/net/lwip/nfs.c
@@ -114,8 +114,10 @@ static int nfs_loop(struct udevice *udev, ulong addr, char *fname,
 	if (!netif)
 		return -1;
 
-	nfs_filename = nfs_basename(fname);
-	nfs_path     = nfs_dirname(fname);
+	strlcpy(nfs_path_buff, fname, sizeof(nfs_path_buff));
+
+	nfs_filename = nfs_basename(nfs_path_buff);
+	nfs_path     = nfs_dirname(nfs_path_buff);
 
 	printf("Using %s device\n", udev->name);