diff --git a/tools/append_only_audit.py b/tools/append_only_audit.py
index b45f1a7..62cdadf 100644
--- a/tools/append_only_audit.py
+++ b/tools/append_only_audit.py
@@ -38,7 +38,7 @@ is the --json file.
 
 USAGE:
   python3 append_only_audit.py --repo /root/troupe-standup --json out.json
-  python3 append_only_audit.py --selftest          # synthetic repo, 13 cells
+  python3 append_only_audit.py --selftest          # synthetic repo, 18 cells
 """
 import argparse
 import json