diff --git a/test/src/main.rs b/test/src/main.rs
index a0a0a43..25a057d 100644
--- a/test/src/main.rs
+++ b/test/src/main.rs
@@ -1,8 +1,9 @@
 #![no_std]
 #![no_main]
 
-use core::{fmt::Write, panic::PanicInfo};
-use lwcpu::{NumberDisplay, Screen, TextDisplay};
+use core::fmt::Write;
+use core::panic::PanicInfo;
+use lwcpu::{NumberDisplay, TextDisplay};
 use riscv_rt::entry;
 
 #[panic_handler]
@@ -11,15 +12,9 @@ fn panic_handler(_info: &PanicInfo) -> ! {
     loop {}
 }
 
-const HELLO_WORLD: &str = " Hello world!";
-
 #[entry]
 fn main() -> ! {
     let mut text = TextDisplay{};
-    for i in 0..31 {
-        Screen::set_line(i, 1 << i);
-    }
-    loop {
-        let _ = text.write_str(HELLO_WORLD);
-    }
+    let _ = write!(text, "LMAO: {}", 47);
+    loop {}
 }