diff --git a/users/louistw.ldif b/users/louistw.ldif
index 177d54b5df65c8abc90dda2a7565bce2a5c026fb..c2844ff8a9bc0cda9598bf688b8eb247f60d45d7 100644
--- a/users/louistw.ldif
+++ b/users/louistw.ldif
@@ -13,7 +13,7 @@ shadowMax: 999999
 shadowWarning: 7
 shadowInactive: 0
 shadowExpire: 24837
-shadowLastChange: 20042
+shadowLastChange: 20220
 sn: Bo-Chun Chen
 mail: louistw@uab.edu