diff --git a/hermit/TODO.md b/hermit/TODO.md
index d9c1ba3b7..7884c86c2 100644
--- a/hermit/TODO.md
+++ b/hermit/TODO.md
@@ -5,3 +5,4 @@ TODO list
 * prioririty handling in the Pthread library is still missing
 * support of signals is still missing
 * use gs register to accelerate tha access to newlib's reentrant structure
+* revise TLB shoot down