diff --git a/AoC_2025/Day06.cs b/AoC_2025/Day06.cs
index df9d385..38dfbda 100644
--- a/AoC_2025/Day06.cs
+++ b/AoC_2025/Day06.cs
@@ -24,8 +24,8 @@ public class Day06 : IPuzzleSolver<long>
         var calculations = ParsePuzzleInput(pathToPuzzleInput);
         var numbers = calculations.numbers
             .Select(line => line.Split(' ', StringSplitOptions.RemoveEmptyEntries))
-            .Select(line => line.Index().ToArray())
-            .SelectMany(tuples => tuples.Select(tuple => (tuple.Index, long.Parse(tuple.Item))).ToArray())
+            .Select(line => line.Index())
+            .SelectMany(tuples => tuples.Select(tuple => (tuple.Index, long.Parse(tuple.Item))))
             .ToArray();
         var pivotedNumbers = numbers.GroupBy(tuple => tuple.Index);
         var indexedOperands = calculations.operands