1 files changed, 2 insertions, 2 deletions
diff --git a/day-4/main.zig b/day-4/main.zig
index 794254b..6c0d193 100644
--- a/day-4/main.zig
+++ b/day-4/main.zig
@@ -1,6 +1,6 @@
 const std = @import("std");
 
-pub fn puzzle_1(input: []u8) !u16 {
+pub fn puzzle_1(input: []const u8) !u16 {
     var iter = std.mem.split(u8, input, "\n");
 
     var count: u16 = 0;
@@ -15,7 +15,7 @@ pub fn puzzle_1(input: []u8) !u16 {
     return count;
 }
 
-pub fn puzzle_2(input: []u8) !u16 {
+pub fn puzzle_2(input: []const u8) !u16 {
     var iter = std.mem.split(u8, input, "\n");
 
     var count: u16 = 0;