diff --git a/mods/ra/rules/structures.yaml b/mods/ra/rules/structures.yaml
index 50e1313522..848259086c 100644
--- a/mods/ra/rules/structures.yaml
+++ b/mods/ra/rules/structures.yaml
@@ -776,7 +776,7 @@ ATEK:
 		OneShot: yes
 		ChargeTime: 480
 		Description: GPS Satellite
-		LongDesc: Reveals map terrain and provides tactical\ninformation.
+		LongDesc: Reveals map terrain and provides tactical\ninformation. Requires power and active radar.
 		RevealDelay: 15
 		LaunchSound: satlnch1.aud
 		DisplayTimer: True