diff --git a/README.md b/README.md
index cff307c..6c886c9 100644
--- a/README.md
+++ b/README.md
@@ -97,6 +97,7 @@ python web.py --identity-base64 "GCN6mMhVemdNIK/fw97C1zvU17qjQPFTXRBotVckeGmoOwQ
 
 ## TODO
 
+- [ ] ensure timestamps in database are stored in utc
 - [ ] conversations/contacts list ui with unread indicators
 - [ ] button to add peer to contacts, and show a tab for contacts, separate from peers list
 - [ ] allow setting a custom name to show for a contact