diff --git a/mods/cnc/rules/defaults.yaml b/mods/cnc/rules/defaults.yaml
index 4cb499cf01..51c36be0a2 100644
--- a/mods/cnc/rules/defaults.yaml
+++ b/mods/cnc/rules/defaults.yaml
@@ -197,6 +197,8 @@
 	Armor:
 		Type: Wood
 	RepairableBuilding:
+		RepairPercent: 40
+		RepairStep: 14
 	Building:
 		Dimensions: 1,1
 		Footprint: x