diff --git a/src/uncategorized/slaveMarkets.tw b/src/uncategorized/slaveMarkets.tw
index 8aa8fd387d2bf7e62e6acd7563bc8c8482ae5523..219e66cc40a73d5316a0b1c80cad05cd5f092fa7 100644
--- a/src/uncategorized/slaveMarkets.tw
+++ b/src/uncategorized/slaveMarkets.tw
@@ -141,7 +141,7 @@ You visit the slave markets off the arcology plaza. It's always preferable to ex
 	You're in the area of the slave market that specializes in slaves from within the Free City, viewing slaves from ''<<print "$arcologies[$numArcology].name">>''. Some were trained there, specifically for sale, while others are simply being sold.
 	<<set _opinion = arcologyOpinion($arcologies[0], $arcologies[$numArcology])>>
 	<<if _opinion != 0>>
-		<<set _slaveCost -= Math.trunc(_slaveCost*$opinion*0.05)>>
+		<<set _slaveCost -= Math.trunc(_slaveCost*_opinion*0.05)>>
 		<<if _opinion > 2>>
 			Your cultural ties with '' $arcologies[$numArcology].name'' helps keep the price reasonable.
 		<<elseif _opinion < -2>>