diff --git a/mods/ra/rules/structures.yaml b/mods/ra/rules/structures.yaml
index 9231d4951d..c44077a08d 100644
--- a/mods/ra/rules/structures.yaml
+++ b/mods/ra/rules/structures.yaml
@@ -583,7 +583,7 @@ HBOX:
 	Valued:
 		Cost: 600
 	Health:
-		HP: 600
+		HP: 450
 	Armor:
 		Type: Heavy
 	RevealsShroud: