diff --git a/changelog.txt b/changelog.txt
index d4345327..f361535c 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -7,6 +7,9 @@ Changes in version 1.0-RC1
 Package org.springframework.ws.server.endpoint
 * added XPathPayloadEndpointMapping (#SWS-85).
 
+Package org.springframework.ws.soap.security.xwss.callback
+* DefaultTimestapValidator now handles timestamps with milliseconds correctly (#SWS-89)
+
 Changes in version 1.0-M3
 -------------------------
 Package org.springframework.oxm.castor