diff --git a/src/ui.zig b/src/ui.zig
index c105ad2..b6b7711 100644
--- a/src/ui.zig
+++ b/src/ui.zig
@@ -665,24 +665,30 @@ pub fn runCmd(cmd: []const []const u8, cwd: ?[]const u8, reporterr: bool) void {
     else
         env.put("NCDU_LEVEL", "1") catch unreachable;
 
-    var child = std.process.Child.init(cmd, main.allocator);
-    child.cwd = cwd;
-    child.env_map = env;
+    var child = std.process.spawn(main.io, .{
+        .argv = cmd,
+        .cwd = if (cwd) |p| .{ .path = p } else .inherit,
+        .environ_map = &env,
+    }) catch |e| die("Failed to spawn process: {s}", .{errorString(e)});
 
-    const term = child.spawnAndWait() catch |e| blk: {
+    const term = child.wait(main.io) catch |e| blk: {
         std.debug.print("Error running command: {s}\n\nPress enter to continue.\n", .{ ui.errorString(e) });
         waitInput();
-        break :blk std.process.Child.Term{ .Exited = 0 };
+        break :blk std.process.Child.Term{ .exited = 0 };
     };
 
     const n = switch (term) {
-        .Exited  => "error",
-        .Signal  => "signal",
-        .Stopped => "stopped",
-        .Unknown => "unknown",
+        .exited  => "error",
+        .signal  => "signal",
+        .stopped => "stopped",
+        .unknown => "unknown",
     };
-    const v = switch (term) { inline else => |v| v };
-    if (term != .Exited or (reporterr and v != 0)) {
+    const v: u32 = switch (term) {
+        .exited => |x| @intCast(x),
+        .signal, .stopped => |s| @intFromEnum(s),
+        .unknown => |x| x,
+    };
+    if (term != .exited or (reporterr and v != 0)) {
         std.debug.print("\nCommand returned with {s} code {}.\nPress enter to continue.\n", .{ n, v });
         waitInput();
     }