diff --git a/checkin_notes b/checkin_notes
index 8158bcedb2..b46a7fa968 100755
--- a/checkin_notes
+++ b/checkin_notes
@@ -2474,3 +2474,7 @@ Rom    1 Mar 2006
         MainFrame.cpp
     lib/
         util.C, .h
+
+Rom    1 Mar 2006 (HEAD)
+    - Tag for 5.3.23 release, all platforms
+      boinc_core_release_5_3_23
diff --git a/win_build/installerv2/BOINC.ism b/win_build/installerv2/BOINC.ism
index a624c4c510..1e95c2d828 100644
Binary files a/win_build/installerv2/BOINC.ism and b/win_build/installerv2/BOINC.ism differ