diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index cca04e7..978dbf0 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -271,7 +271,7 @@
 	cifs_inode->createtime = 0;
 	cifs_inode->epoch = 0;
 #ifdef CONFIG_CIFS_SMB2
-	get_random_bytes(cifs_inode->lease_key, SMB2_LEASE_KEY_SIZE);
+	generate_random_uuid(cifs_inode->lease_key);
 #endif
 	/*
 	 * Can not set i_flags here - they get immediately overwritten to zero