diff --git a/vaporetto/src/kytea_model.rs b/vaporetto/src/kytea_model.rs
index b67e2ca..8fed299 100644
--- a/vaporetto/src/kytea_model.rs
+++ b/vaporetto/src/kytea_model.rs
@@ -494,8 +494,10 @@ impl TryFrom<KyteaModel> for Model {
                     b'T' => CharacterType::Katakana as u8,
                     b'K' => CharacterType::Kanji as u8,
                     b'O' => CharacterType::Other as u8,
-                    // Some models distributed on KyTea's web site contain the invalid character type `0x04`.
-                    // The following supports them.
+                    // 
+https://github.com/daac-tools/vaporetto/issues/110
+                    // Some models distributed on KyTea's web site contain the invalid character
+                    // type `0x04`. The following supports them.
                     4 => {
                         continue 'a;
                     }