diff --git a/mods/ra/rules/ships.yaml b/mods/ra/rules/ships.yaml
index 6bdd0eb97c..8a592cff83 100644
--- a/mods/ra/rules/ships.yaml
+++ b/mods/ra/rules/ships.yaml
@@ -10,7 +10,7 @@ SS:
 		Cost: 950
 	Tooltip:
 		Name: Submarine
-		Description: Submerged anti-ship unit armed with \ntorpedoes.\n  Strong vs Ships\n  Weak vs Everything\n  Special Ability: Submerge
+		Description: Submerged anti-ship unit armed with\ntorpedoes.\nCan detect other submarines.\n  Strong vs Ships\n  Weak vs Everything\n  Special Ability: Submerge
 	Health:
 		HP: 250
 	Armor:
@@ -43,6 +43,10 @@ SS:
 	RepairableNear:
 	AutoTarget:
 		InitialStance: HoldFire
+	DetectCloaked:
+		CloakTypes: Underwater
+		Range: 4
+	RenderDetectionCircle:
 
 MSUB:
 	Inherits: ^Ship
@@ -56,7 +60,7 @@ MSUB:
 		Cost: 2400
 	Tooltip:
 		Name: Missile Submarine
-		Description: Submerged anti-ground unit armed with \nlong-range ballistic missiles.\n  Strong vs Buildings\n  Weak vs Everything\n  Special Ability: Submerge
+		Description: Submerged anti-ground unit armed with\nlong-range ballistic missiles.\nCan detect other submarines.\n  Strong vs Buildings\n  Weak vs Everything\n  Special Ability: Submerge
 	Health:
 		HP: 400
 	Armor:
@@ -89,6 +93,10 @@ MSUB:
 	RepairableNear:
 	AutoTarget:
 		InitialStance: HoldFire
+	DetectCloaked:
+		CloakTypes: Underwater
+		Range: 4
+	RenderDetectionCircle:
 
 DD:
 	Inherits: ^Ship