diff --git a/build.zig b/build.zig
index 5e7d5c7..9eb60b4 100644
--- a/build.zig
+++ b/build.zig
@@ -82,7 +82,7 @@ pub fn build(b: *std.build.Builder) !void {
         const example_run_step = b.step(ex_run_stepname, ex_run_stepdesc);
         const example_step = b.step(ex_name, ex_build_desc);
 
-        var example = b.addExecutable(.{
+        const example = b.addExecutable(.{
             .name = ex_name,
             .root_source_file = .{ .path = ex_src },
             .target = target,
@@ -206,7 +206,7 @@ pub fn build(b: *std.build.Builder) !void {
         .target = target,
         .optimize = optimize,
     });
-    var pkghash_step = b.step("pkghash", "Build pkghash");
+    const pkghash_step = b.step("pkghash", "Build pkghash");
     const pkghash_build_step = b.addInstallArtifact(pkghash_exe, .{});
     pkghash_step.dependOn(&pkghash_build_step.step);
     all_step.dependOn(&pkghash_build_step.step);
diff --git a/tools/pkghash.zig b/tools/pkghash.zig
index 61d4009..805206a 100644
--- a/tools/pkghash.zig
+++ b/tools/pkghash.zig
@@ -266,8 +266,8 @@ pub fn cmdPkg(gpa: Allocator, arena: Allocator, args: []const []const u8) !void
 
         // computePackageHash will close the directory after completion
         // std.debug.print("abspath: {s}\n", .{cwd_absolute_path});
-        var cwd_copy = try fs.openIterableDirAbsolute(cwd_absolute_path, .{});
-        errdefer cwd_copy.dir.close();
+        var cwd_copy = try fs.openDirAbsolute(cwd_absolute_path, .{});
+        errdefer cwd_copy.close();
 
         var thread_pool: ThreadPool = undefined;
         try thread_pool.init(.{ .allocator = gpa });
@@ -281,7 +281,7 @@ pub fn cmdPkg(gpa: Allocator, arena: Allocator, args: []const []const u8) !void
         };
         break :blk try computePackageHashExcludingDirectories(
             &thread_pool,
-            .{ .dir = cwd_copy.dir },
+            cwd_copy,
             excluded_directories,
         );
     };
@@ -355,7 +355,7 @@ fn isExecutable(file: fs.File) !bool {
 
 pub fn computePackageHashExcludingDirectories(
     thread_pool: *ThreadPool,
-    pkg_dir: fs.IterableDir,
+    pkg_dir: fs.Dir,
     excluded_directories: []const []const u8,
 ) ![Manifest.Hash.digest_length]u8 {
     const gpa = thread_pool.allocator;
@@ -405,7 +405,7 @@ pub fn computePackageHashExcludingDirectories(
                 .failure = undefined, // to be populated by the worker
             };
             wait_group.start();
-            try thread_pool.spawn(workerHashFile, .{ pkg_dir.dir, hashed_file, &wait_group });
+            try thread_pool.spawn(workerHashFile, .{ pkg_dir, hashed_file, &wait_group });
 
             try all_files.append(hashed_file);
         }