diff --git a/mods/cnc/rules/defaults.yaml b/mods/cnc/rules/defaults.yaml
index 6ea83ba548..7c90324797 100644
--- a/mods/cnc/rules/defaults.yaml
+++ b/mods/cnc/rules/defaults.yaml
@@ -513,7 +513,6 @@
 	Husk:
 		AllowedTerrain: Clear, Rough, Road, Tiberium, BlueTiberium, Beach
 	HiddenUnderFog:
-	AppearsOnRadar:
 	Burns:
 		Interval: 2
 	TargetableUnit:
diff --git a/mods/d2k/rules/defaults.yaml b/mods/d2k/rules/defaults.yaml
index 84e67a1cd0..ac1268888e 100644
--- a/mods/d2k/rules/defaults.yaml
+++ b/mods/d2k/rules/defaults.yaml
@@ -88,7 +88,6 @@
 	Husk:
 		AllowedTerrain: Sand, Rock, Transition, Concrete, Spice, SpiceBlobs, Dune
 	HiddenUnderFog:
-	AppearsOnRadar:
 	Burns:
 		Interval: 4
 	ProximityCaptor:
diff --git a/mods/ra/rules/defaults.yaml b/mods/ra/rules/defaults.yaml
index cb824db2aa..764d451b28 100644
--- a/mods/ra/rules/defaults.yaml
+++ b/mods/ra/rules/defaults.yaml
@@ -424,7 +424,6 @@
 	Armor:
 		Type: Heavy
 	HiddenUnderFog:
-	AppearsOnRadar:
 	Burns:
 	ProximityCaptor:
 		Types: Husk