diff --git a/ArduCopter/ReleaseNotes.txt b/ArduCopter/ReleaseNotes.txt
index 340b982b93a1bd49ead8e70e41e211e603eebf5d..481cb3227199b2364d1c25688ed406cd2e7c7513 100644
--- a/ArduCopter/ReleaseNotes.txt
+++ b/ArduCopter/ReleaseNotes.txt
@@ -1,5 +1,9 @@
 ArduCopter Release Notes:
 ------------------------------------------------------------------
+ArduCopter 3.1.5-rc1 14-May-2014
+Changes from 3.1.4
+1) Bug Fix to ignore roll and pitch inputs to loiter controller when in radio failsafe
+------------------------------------------------------------------
 ArduCopter 3.1.4 8-May-2014 / 3.1.4-rc1 2-May-2014
 Changes from 3.1.3
 1) Bug Fix for Pixhawk/PX4 NuttX I2C memory corruption when errors are found on I2C bus