diff --git a/mods/ra/rules/defaults.yaml b/mods/ra/rules/defaults.yaml
index 98bc2ac0fa..339b073fdd 100644
--- a/mods/ra/rules/defaults.yaml
+++ b/mods/ra/rules/defaults.yaml
@@ -1077,7 +1077,7 @@
 	Tooltip:
 		Name: Mine
 	Targetable:
-		TargetTypes: Ground
+		TargetTypes: Ground, Defense
 	Immobile:
 		OccupiesSpace: true
 	HitShape: