diff --git a/docs/TODO b/docs/TODO
index d1a3a75ec..6158d23bf 100644
--- a/docs/TODO
+++ b/docs/TODO
@@ -159,6 +159,7 @@
  18.20 host name sections in config files
  18.21 retry on the redirected-to URL
  18.22 Add flag to specify download directory
+ 18.23 Set the modification date on an uploaded file
 
  19. Build
  19.1 roffit
@@ -1116,6 +1117,13 @@ that doesn't exist on the server, just like --ftp-create-dirs.
  user from having to manually "cd" to the directory. Especially useful for
  command lines with multiple -O and different download directories.
 
+18.23 Set the modification date on an uploaded file
+
+ For SFTP and posssibly FTP, curl could offer an option to set the
+ modification time for the uploaded file.
+
+ See https://github.com/curl/curl/issues/5768
+
 19. Build
 
 19.1 roffit