diff --git a/src/aro/Compilation.zig b/src/aro/Compilation.zig
index 1a1b5307..079afcba 100644
--- a/src/aro/Compilation.zig
+++ b/src/aro/Compilation.zig
@@ -222,7 +222,6 @@ fn generateDateAndTime(w: anytype, timestamp: u47) !void {
     });
 
     const day_names = [_][]const u8{ "Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun" };
-    // days since Thu Oct 1 1970
     const day_name = day_names[@intCast((epoch_day.day + 3) % 7)];
     try w.print("#define __TIMESTAMP__ \"{s} {s} {d: >2} {d:0>2}:{d:0>2}:{d:0>2} {d}\"\n", .{
         day_name,