[fix]

examples/build.zig

@@ -39,7 +39,7 @@ pub fn build (builder: *std.Build) !void
     {
       exe = builder.addExecutable (.{
         .name = entry.name,
-        .root_source_file = .{ .path = try builder.build_root.join (
+        .root_source_file = .{ .cwd_relative = try builder.build_root.join (
           builder.allocator, &.{ entry.name, "main.zig", }), },
         .target = target,
         .optimize = optimize,