diff --git a/docs/sc8.png b/docs/sc8.png
index 5f575fd..4a1a55c 100644
Binary files a/docs/sc8.png and b/docs/sc8.png differ
diff --git a/docs/sc9.png b/docs/sc9.png
index 523ded9..9995e8c 100644
Binary files a/docs/sc9.png and b/docs/sc9.png differ
diff --git a/src/binary_numbers.rs b/src/binary_numbers.rs
index f6e589b..98857c4 100644
--- a/src/binary_numbers.rs
+++ b/src/binary_numbers.rs
@@ -761,6 +761,11 @@ mod tests {
     fn puzzle_timeout_sets_guess_result() {
         let mut p = BinaryNumbersPuzzle::new(Bits::Four, 0);
         p.time_left = 0.5;
+        // First run() skips dt due to skip_first_dt flag
+        // The reason for this is to prevent timer jump when starting a new puzzle
+        p.run(1.0);
+        assert_eq!(p.guess_result, None, "First run should skip dt");
+        // Second run() actually applies the dt and triggers timeout
         p.run(1.0); // exceed remaining time
         assert_eq!(p.guess_result, Some(GuessResult::Timeout));
     }