diff --git a/INSTALL b/INSTALL
index abf0a16..668b4a3 100644
--- a/INSTALL
+++ b/INSTALL
@@ -9,6 +9,7 @@ are a few dependencies:
   6. a graphical sudo application (gksu, kdesu, and ktsuss are supported),
      while optional, is strongly recommended
   7. urwid (if you want to use the curses client)
+  8. pm-utils (optional for suspend/resume integration - needs version 1.2.4+)
 
 If you are installing from a bzr pull or beta/rc tarball and you want 
 the native language translations, first run this: