diff --git a/data/kahet/kahet missions.txt b/data/kahet/kahet missions.txt
index 530dc95bfbf0..997ddb112152 100644
--- a/data/kahet/kahet missions.txt	
+++ b/data/kahet/kahet missions.txt	
@@ -246,8 +246,8 @@ mission "Ringworld Debris: Quarg"
 	landing
 	invisible
 	source
-		attributes "quarg"
-		not attributes "gegno quarg"
+		attributes "human quarg" "hai quarg"
+		attributes "ringworld"
 	to offer
 		has "ringworld debris"
 		has "First Contact: Quarg: offered"