diff --git a/documentation/RELEASE_NOTES.html b/documentation/RELEASE_NOTES.html
index 9e81bc621..8ec3ae2a0 100644
--- a/documentation/RELEASE_NOTES.html
+++ b/documentation/RELEASE_NOTES.html
@@ -13,6 +13,11 @@
 
 <h2 align="center">Changes since 3.14.7</h2>
 
+<h4>POSIX thread priority scheduling</h4>
+<p>POSIX thread priority scheduling is now supported. There is a new
+user option in the CONFIG_SITE configure file for using POSIX
+thread priority scheduling. Default value is NO.</p>
+
 <h4>VX_DIR</h4>
 <p>The definition VX_DIR was removed from configure/RELEASE and moved to
 configure/os/CONFIG_SITE.Common.vxWorksCommon. The configure/RELEASE* files