diff --git a/create_themes_json.py b/create_themes_json.py
index d44af6aa..1b08a620 100644
--- a/create_themes_json.py
+++ b/create_themes_json.py
@@ -56,6 +56,7 @@ for dirname in sorted(os.listdir('static')):
                     if settings_key not in (
                         'COMBO_ASSET_SLOTS.update',
                         'COMBO_CELL_ASSET_SLOTS.update',
+                        'COMBO_CELL_TEMPLATES.update',
                         'COMBO_MAP_ATTRIBUTION',
                         'COMBO_MAP_DEFAULT_POSITION',
                         'COMBO_MAP_MAX_BOUNDS',