diff --git a/checkin_notes b/checkin_notes
index 6913ecf6bd..70af940d09 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -3066,3 +3066,9 @@ David  26 Mar 2012
     client/
         pers_file_xfer.cpp
         cpu_sched.cpp
+
+David  26 Mar 2012
+    - web: add script for replacing blank user names with the user ID
+
+    html/ops/
+        fix_blank_user_names.php
diff --git a/html/ops/fix_blank_user_names.php b/html/ops/fix_blank_user_names.php
new file mode 100644
index 0000000000..f438ae110d
--- /dev/null
+++ b/html/ops/fix_blank_user_names.php
@@ -0,0 +1,12 @@
+<?php
+
+// replace user names that are all whitespace with the user ID
+
+require_once("../inc/boinc_db.inc");
+
+$users = BoincUser::enum("trim(name)=''");
+foreach ($users as $u) {
+    $n = (string)($u->id);
+    $u->update("name='$n'");
+}
+?>