diff --git a/ArduSub/ReleaseNotes.txt b/ArduSub/ReleaseNotes.txt
index a3413bc8ae..3b1468929c 100644
--- a/ArduSub/ReleaseNotes.txt
+++ b/ArduSub/ReleaseNotes.txt
@@ -1,7 +1,15 @@
 APM:Sub Release Notes:
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-Sub 3.5-rc1
+Sub 3.5-rc2 04-May-2017
+
+Changes from 3.5-rc1:
+
+- Bugfix for external baro failsafe handling when no baro is
+connected at boot
+
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Sub 3.5-rc1 17-April-2017
 
 Major changes: