diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c3924f1..119205b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -40,6 +40,9 @@ will consitute of a breaking change warranting a new major release:
 - Larger allowed path and file sizes for STR and PLOC MPSoC modules.
 - More robust MPSoC flash read and write command data handling.
 - Increase frequency of payload handlers from 0.8 seconds to 0.5 seconds.
+- Disable missed deadlines per default. Not useful in orbit, and triggers all the time on the EM
+  build after a number of subsequent runs, without any apparent reason (deadlines are not actually
+  missed, thread usage displayed is nominal)
 
 ## Added