diff --git a/winsup/doc/new-features.xml b/winsup/doc/new-features.xml
index 5029b7c08..beba5f2e0 100644
--- a/winsup/doc/new-features.xml
+++ b/winsup/doc/new-features.xml
@@ -17,7 +17,7 @@ SO_RCVTIMEO and SO_SNDTIMEO socket options are now honored.
 </para></listitem>
 
 <listitem><para>
-New API: clearenv.
+New API: clearenv, pthread_tryjoin_np, pthread_timedjoin_np.
 </para></listitem>
 
 </itemizedlist>
diff --git a/winsup/doc/posix.xml b/winsup/doc/posix.xml
index 0c95091ea..c6c714bb9 100644
--- a/winsup/doc/posix.xml
+++ b/winsup/doc/posix.xml
@@ -1356,6 +1356,8 @@ also IEEE Std 1003.1-2008 (POSIX.1-2008).</para>
     pthread_getname_np
     pthread_setname_np
     pthread_sigqueue
+    pthread_timedjoin_np
+    pthread_tryjoin_np
     ptsname_r
     putwc_unlocked
     putwchar_unlocked