diff --git a/2024/src/day2.zig b/2024/src/day2.zig
index 9f76405..d69a445 100644
--- a/2024/src/day2.zig
+++ b/2024/src/day2.zig
@@ -18,6 +18,7 @@ pub fn main() !void {
     const allocator = gpa.allocator();
 
     const input = try util.readAllInput(2, allocator);
+    defer allocator.free(input);
 
     var safe: u16 = 0;
     var safe_with_dampener: u16 = 0;
diff --git a/2024/src/day3.zig b/2024/src/day3.zig
index b2ac7ea..3d9a354 100644
--- a/2024/src/day3.zig
+++ b/2024/src/day3.zig
@@ -96,6 +96,7 @@ pub fn maybeScan(comptime T: type, window: *std.mem.WindowIterator(T)) !u32 {
 
 pub fn main() !void {
     const input = try util.readAllInput(3, allocator);
+    defer allocator.free(input);
 
     var mul = MulOp.init();
     var window = std.mem.window(u8, input, 12, 1);
@@ -107,3 +108,14 @@ pub fn main() !void {
     log.info("PART 1: {d}\n", .{p1});
     log.info("PART 2: {d}\n", .{p2});
 }
+
+test "memory" {
+    const input = try util.readAllInput(3, std.testing.allocator);
+    defer std.testing.allocator.free(input);
+
+    var mul = MulOp.init();
+    var window = std.mem.window(u8, input, 12, 1);
+    const res = try scanForUncorrupted(u8, &window, &mul, 1);
+    try std.testing.expect(res > 0);
+
+}