diff --git a/tools/overhaul-selfgate/route.txt b/tools/overhaul-selfgate/route.txt
index 10388001..8cd55486 100644
--- a/tools/overhaul-selfgate/route.txt
+++ b/tools/overhaul-selfgate/route.txt
@@ -29,4 +29,13 @@ wait world-visible 90000
 sleep 6000
 screenshot 03-holtburg-house 15000
 
+# Holtburg hill above the terrace houses (owner-supplied pose, 2026-09-03):
+# the G2 terrain-punch finding — doorway-sized fragments of the houses below
+# showing through the hill. S3 chunk 3's interleave is expected to remove it.
+command /teleloc A9B4002A 135.659744 30.444872 94.005005 0.989695 0.000000 0.000000 0.143188
+sleep 2000
+wait world-visible 90000
+sleep 6000
+screenshot 04-holtburg-terrain-leak 15000
+
 close-client