Update README.md

README.md

@@ -44,7 +44,7 @@ The model was trained on a corpus of Old Russian and Church Slavonic texts assem
 | Byliny | Old Russian (11th–17th c.) | 42,412 | [rusneb.ru](https://rusneb.ru/catalog/000199_000009_003636356/) |
 | Pushkin House | Old Russian | 430,103 | [lib2.pushkinskijdom.ru](https://lib2.pushkinskijdom.ru) |
 | Military Statute (Part 2) | Old Russian | 49,787 | [rusneb.ru](https://rusneb.ru/catalog/000199_000009_004093983/) |
-| NKRYA (historical) | Old Russian (11th–18th c.) | 327,315 | [ruscorpora.ru](https://ruscorpora.ru) |
+| NKRYA (historical) | Old Russian (11th–18th c.), Old Novgorodian | 327,315 | [ruscorpora.ru](https://ruscorpora.ru) |
 
 Masking details: MLM probability 8%, span masking, edge masking, random gap augmentation.