2 files changed, 3 insertions, 2 deletions
diff --git a/README.md b/README.md
index 2f8c496..4c3cf7b 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,4 @@ The kernel name is "work in progress".
 
 # Insights
 * needs on host `apt-get install grub-pc-bin`, otherwise grub-mkrescue makes EFI-only ISO.
+* host needs `mtools`, otherwise grub-mkrescue complains with "`mformat` invocation failed"
diff --git a/build.zig b/build.zig
index d246e47..c767620 100644
--- a/build.zig
+++ b/build.zig
@@ -34,11 +34,11 @@ pub fn build(b: *Build) !void {
 
     const kernel = b.addExecutable(.{
         .name = "kernel.elf",
-        .root_source_file = .{ .path = "src/main.zig" },
+        .root_source_file = b.path("src/main.zig"),
         .optimize = optimize,
         .target = kernel_target,
     });
-    kernel.setLinkerScriptPath(.{ .path = "src/linker.ld" });
+    kernel.setLinkerScript(b.path("src/linker.ld"));
     kernel.entry = .disabled;
     b.installArtifact(kernel);