# Advanced tips and tweaks
+## Overwriting the sender address
+
+If you want to always use the same sender address, then the following
+defadvice can help you.
+
+ (defadvice notmuch-mua-reply (around notmuch-fix-sender)
+ (let ((sender "Max Monster <max.monster@example.com>"))
+ ad-do-it))
+ (ad-activate 'notmuch-mua-reply)
+
## Initial cursor position in notmuch 0.15 hello window
In notmuch version 0.15 emacs client the handling of cursor position in
http://commonmeasure.org/~jkr/git/notmuch_addresses.git`) (slower, but
no compilation required so good for testing the setup)
+ * The C-based [notmuch-addrlookup](https://github.com/aperezdc/notmuch-addrlookup-c) by [Adrian Perez](http://perezdecastro.org/), which is faster but needs to be compiled.
+
+ git clone https://github.com/aperezdc/notmuch-addrlookup-c
+ cd notmuch-addrlookup-c
+ make
+
* The vala-based
- [addrlookup](http://github.com/spaetz/vala-notmuch) (faster, but
- needs compiling). The addrlookup binary needs to be compiled.
+ [addrlookup](http://github.com/spaetz/vala-notmuch) The addrlookup binary needs to be compiled.
Grab
`http://github.com/spaetz/vala-notmuch/raw/static-sources/src/addrlookup.c`
and build it with: