diff --git a/day1/day1.lua b/day1/day1.lua
index 4a51e17..d182e21 100644
--- a/day1/day1.lua
+++ b/day1/day1.lua
@@ -16,6 +16,8 @@ for Line in File:lines() do
     table.insert(RightList, tonumber(RightId))
 end
 
+File:close()
+
 local function SortFunction(a, b)
     return a < b
 end
@@ -40,5 +42,3 @@ for _, Distance in next, Distances do
 end
 
 print("Total distance:", TotalDistance)
-
-File:close()