diff --git a/RELEASE_NOTES.rst b/RELEASE_NOTES.rst
index 8f32c2971..9032808d5 100644
--- a/RELEASE_NOTES.rst
+++ b/RELEASE_NOTES.rst
@@ -3,6 +3,14 @@
 Release notes
 =============
 
+3.2
+---
+
+* To accommodate larger runtimes, the flash layout as changed. As a result, the
+  contents of the flash storage will be lost when upgrading. Set the values back
+  (IP, MAC address, startup kernel, etc.) after the upgrade.
+
+
 3.1
 ---