diff --git a/mods/cnc/rules/structures.yaml b/mods/cnc/rules/structures.yaml
index 50cfc04c42..8f8a50d85b 100644
--- a/mods/cnc/rules/structures.yaml
+++ b/mods/cnc/rules/structures.yaml
@@ -634,7 +634,7 @@ OBLI:
 GTWR:
 	Inherits: ^Building
 	Valued:
-		Cost: 500
+		Cost: 600
 	CustomBuildTimeValue:
 		Value: 1440
 	Tooltip: