diff --git a/src/Progress.zig b/src/Progress.zig
index 55777fde8a..1536bacc47 100644
--- a/src/Progress.zig
+++ b/src/Progress.zig
@@ -71,7 +71,7 @@ pub const Node = struct {
     context: *Progress,
     parent: ?*Node,
     name: []const u8,
-    unit: []const u8 = "",
+    unit: enum { none, files, bytes } = .none,
     /// Must be handled atomically to be thread-safe.
     recently_updated_child: ?*Node = null,
     /// Must be handled atomically to be thread-safe. 0 means null.
@@ -326,16 +326,18 @@ fn refreshWithHeldLock(self: *Progress) void {
                 }
                 if (eti > 0) {
                     if (need_ellipse) self.bufWrite(&end, " ", .{});
-                    switch (node.unit.len == 0) {
-                        true => self.bufWrite(&end, "[{Bi:.2}/{Bi:.2}] ", .{ current_item, eti }),
-                        false => self.bufWrite(&end, "[{d}/{d}{s}] ", .{ current_item, eti, node.unit }),
+                    switch (node.unit) {
+                        .none => self.bufWrite(&end, "[{d}/{d}] ", .{ current_item, eti }),
+                        .files => self.bufWrite(&end, "[{d}/{d} files] ", .{ current_item, eti }),
+                        .bytes => self.bufWrite(&end, "[{Bi:.2}/{Bi:.2}] ", .{ current_item, eti }),
                     }
                     need_ellipse = false;
                 } else if (completed_items != 0) {
                     if (need_ellipse) self.bufWrite(&end, " ", .{});
-                    switch (node.unit.len == 0) {
-                        true => self.bufWrite(&end, "[{Bi:.2}] ", .{current_item}),
-                        false => self.bufWrite(&end, "[{d}{s}] ", .{ current_item, node.unit }),
+                    switch (node.unit) {
+                        .none => self.bufWrite(&end, "[{d}] ", .{current_item}),
+                        .files => self.bufWrite(&end, "[{d} files] ", .{current_item}),
+                        .bytes => self.bufWrite(&end, "[{Bi:.2}] ", .{current_item}),
                     }
                     need_ellipse = false;
                 }
diff --git a/src/cli/pack_command.zig b/src/cli/pack_command.zig
index 5774b0795d..daaf8f8881 100644
--- a/src/cli/pack_command.zig
+++ b/src/cli/pack_command.zig
@@ -1638,7 +1638,7 @@ pub const PackCommand = struct {
                 progress = .{};
                 progress.supports_ansi_escape_codes = Output.enable_ansi_colors_stderr;
                 node = progress.start("", pack_queue.count() + bundled_pack_queue.count() + 1);
-                node.unit = " files";
+                node.unit = .files;
             }
             defer if (log_level.showProgress()) node.end();
 
diff --git a/src/cli/upgrade_command.zig b/src/cli/upgrade_command.zig
index 6064121e4c..607ad8f533 100644
--- a/src/cli/upgrade_command.zig
+++ b/src/cli/upgrade_command.zig
@@ -422,6 +422,7 @@ pub const UpgradeCommand = struct {
         {
             var refresher = Progress{};
             var progress = refresher.start("Downloading", version.size);
+            progress.unit = .bytes;
             refresher.refresh();
             var async_http = try ctx.allocator.create(HTTP.AsyncHTTP);
             var zip_file_buffer = try ctx.allocator.create(MutableString);