diff --git a/day23/src/main.rs b/day23/src/main.rs
index 69b88ed..9217353 100644
--- a/day23/src/main.rs
+++ b/day23/src/main.rs
@@ -11,7 +11,7 @@ fn main() {
     let result = run_program(&instructions, &mut registers);
     println!("{result}");
 
-    // part 2
+    // part 2: 160
     let mut registers = Register::new();
     registers.a = 1;