diff --git a/fa-compression/src/main.rs b/fa-compression/src/main.rs
index 6ba22bf..3b9f0c9 100644
--- a/fa-compression/src/main.rs
+++ b/fa-compression/src/main.rs
@@ -35,6 +35,8 @@ pub fn main() {
             string.pop();
         }
 
+        eprintln!("{}", string);
+
         writer.write_all(format!("{}\t{}\t{}\t", splitted_line[1], splitted_line[3], splitted_line[6]).as_bytes()).unwrap();
         writer.write_all(encode(&string).as_slice()).unwrap();
         writer.write_all(b"\n").unwrap();