diff --git a/coregrind/vg_scheduler.c b/coregrind/vg_scheduler.c
index 228a8a3d7..fa71fb2b4 100644
--- a/coregrind/vg_scheduler.c
+++ b/coregrind/vg_scheduler.c
@@ -62,6 +62,8 @@
 - Check memory permissions of client-space addresses passed from
   vg_libpthread.c.
 
+- Update assertion checking in scheduler_sanity().
+
   TODO sometime:
 
 - Mutex scrubbing - clearup_after_thread_exit: look for threads
diff --git a/vg_scheduler.c b/vg_scheduler.c
index 228a8a3d7..fa71fb2b4 100644
--- a/vg_scheduler.c
+++ b/vg_scheduler.c
@@ -62,6 +62,8 @@
 - Check memory permissions of client-space addresses passed from
   vg_libpthread.c.
 
+- Update assertion checking in scheduler_sanity().
+
   TODO sometime:
 
 - Mutex scrubbing - clearup_after_thread_exit: look for threads