diff --git a/Data/Scripts/018_Alternate battle modes/003_Battle Frontier generator/002_ChallengeGenerator_Pokemon.rb b/Data/Scripts/018_Alternate battle modes/003_Battle Frontier generator/002_ChallengeGenerator_Pokemon.rb
index 46ae60efb..c5e34f41a 100644
--- a/Data/Scripts/018_Alternate battle modes/003_Battle Frontier generator/002_ChallengeGenerator_Pokemon.rb	
+++ b/Data/Scripts/018_Alternate battle modes/003_Battle Frontier generator/002_ChallengeGenerator_Pokemon.rb	
@@ -9,7 +9,7 @@ $tmMoves         = nil   # Array of all moves teachable by a HM/TM/TR
 def pbBaseStatTotal(species)
   baseStats = GameData::Species.get(species).base_stats
   ret = 0
-  baseStats.each { |s| ret += s }
+  baseStats.each_value { |s| ret += s }
   return ret
 end