diff --git a/src/mem/phys.zig b/src/mem/phys.zig
index 1a2c329..6c5441d 100644
--- a/src/mem/phys.zig
+++ b/src/mem/phys.zig
@@ -258,7 +258,6 @@ fn alloc_bitmap(bits_required: usize) Bitmap {
     const bitmap = alloc_slice(u64, "bitmap", bitmap_entries);
     return .{ .data = bitmap };
 }
-// TODO: combine refcounters and bitmap allocation into a single chunk
 fn alloc_refcounters(count: usize) []u32 {
     const refcounters = alloc_slice(u32, "refcounters", count);
     @memset(refcounters, std.math.maxInt(u32));