diff --git a/sys/TODO.md b/sys/TODO.md
index a7a93c3..eb42424 100644
--- a/sys/TODO.md
+++ b/sys/TODO.md
@@ -1,12 +1,9 @@
 # System TODO
 
-## Yellowstone
-
-- Start the next service from a configuration file.
-
 ## Denali
 
 - Add the ability to send multiple Ahci commands at once.
 
 ## VictoriaFalls
 
+- Cache the fs structure rather than reading it each time.
diff --git a/zion/TODO.md b/zion/TODO.md
index d0d834f..b754cc8 100644
--- a/zion/TODO.md
+++ b/zion/TODO.md
@@ -17,19 +17,9 @@
 
 - Use a buddy allocator with a real free when an object is too large for
   the slab allocator.
-- Free kernel stacks on thread/process exit.
-
-## Process Management
-
-- Clean up process state and capabilities when it exits.
-
-## Processor
-
-- Enable all instruction types before passing to user space.
 
 ## Faults and Interrupts
 
-- Exit process rather than panicking on unhandled Page Fault (and others).
 - Add additional fault handlers to avoid GP faults.
 - Improve process for registering interrupt handlers.