diff --git a/lib/bcdice/game_system/StellarLife.rb b/lib/bcdice/game_system/StellarLife.rb
index 29dcf6d11..0a364ee7a 100644
--- a/lib/bcdice/game_system/StellarLife.rb
+++ b/lib/bcdice/game_system/StellarLife.rb
@@ -71,8 +71,8 @@ def getJudgeResult(command)
         number.times do
           dice = @randomizer.roll_once(10)
           dice = 0 if dice == 10
-          if (dice + correction).to_i >= single || dice == triple then success += 1 end
-          if (dice + correction).to_i >= double || dice == triple then success += 1 end
+          if (dice + correction) >= single || dice == triple then success += 1 end
+          if (dice + correction) >= double || dice == triple then success += 1 end
           if dice == triple then success += 1 end # unless triple == -1 3成功はダイス目一致時のみ
           if dicetext == ""
             dicetext = dice.to_s