diff --git a/ChangeLog b/ChangeLog
index 0088555dbfa5a97e4a19f586651fe440698d4d27..4642e36f002ea4a45f3f08b92b230e1384236224 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,6 +2,14 @@
 Darshan Release Change Log
 --------------------------
 
+darshan-2.2.3-pre1
+=============
+* improved Cray XE6 support
+  - support for GNU, PGI, Cray, Pathscale, and Intel compilers
+  - patch adding Darshan capability to system compiler scripts
+  - software module
+  - improved documentation
+
 darshan-2.2.2
 =============
 * bug fixes: