diff --git a/mlab/citydeclouds/misc/cwdcchessarenaa1 b/mlab/citydeclouds/misc/cwdcchessarenaa1
index 16be7b7e2..f97b92486 100644
--- a/mlab/citydeclouds/misc/cwdcchessarenaa1
+++ b/mlab/citydeclouds/misc/cwdcchessarenaa1
@@ -9,10 +9,11 @@ enter_x 31
 enter_y 63
 msg
 Created:  2004-08-03 Mikeeusa
-Modified: 2011-11-107 Rick Tanner
+Modified: 2022-08-11 Rick Tanner
 endmsg
 outdoor 1
 tile_path_3 cwdcchessarenaa2
+reset_group citydeclouds_chess-collesium
 end
 arch flagstone
 name floor
diff --git a/mlab/citydeclouds/misc/cwdcchessarenaa2 b/mlab/citydeclouds/misc/cwdcchessarenaa2
index 1856cbb13..3379ec519 100644
--- a/mlab/citydeclouds/misc/cwdcchessarenaa2
+++ b/mlab/citydeclouds/misc/cwdcchessarenaa2
@@ -9,10 +9,11 @@ enter_x 31
 enter_y 13
 msg
 Created:  2004-08-03 Mikeeusa
-Modified: 2011-11-07 Rick Tanner
+Modified: 2022-08-11 Rick Tanner
 endmsg
 outdoor 1
 tile_path_1 cwdcchessarenaa1
+reset_group citydeclouds_chess-collesium
 end
 arch light1
 end
diff --git a/mlab/citydeclouds/misc/cwdcchessarenab2 b/mlab/citydeclouds/misc/cwdcchessarenab2
index 206dfb540..ba1ad39fc 100644
--- a/mlab/citydeclouds/misc/cwdcchessarenab2
+++ b/mlab/citydeclouds/misc/cwdcchessarenab2
@@ -9,10 +9,11 @@ enter_x 16
 enter_y 12
 msg
 Created:  2004-08-03 Mikeeusa
-Modified: 2011-11-07 Rick Tanner
+Modified: 2022-08-11 Rick Tanner
 endmsg
 outdoor 1
 tile_path_1 cwdcchessarenaa1
+reset_group citydeclouds_chess-collesium
 end
 arch blocked
 end