diff --git a/src/traits.rs b/src/traits.rs
index 31a8700..4e806f2 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -18,6 +18,7 @@ impl AnsiParser for String {
     }
 }
 
+#[derive(Debug)]
 pub struct AnsiParseIterator<'a> {
     dat: &'a str,
 }