diff --git a/readme.txt b/readme.txt
index 8373d677c..e800535e7 100644
--- a/readme.txt
+++ b/readme.txt
@@ -90,6 +90,8 @@
        MEMS Accelerometers.
 - NEW: Safer messages mechanism for sandboxes (to be backported to 20.3.1).
 - NEW: Added latency measurement test application.
+- FIX: Fixed STM32F4 EFL sector bug (bug #1102)
+       (backported to 20.3.2).
 - FIX: Fixed differences in STM32 EXTI (bug #1101)
        (backported to 20.3.2).
 - FIX: Fixed STM32 DACv1 driver regressed because DMA changes (bug #1100)