diff --git a/requirements_mtj.txt b/requirements_mtj.txt
index ef9bb2b4..1b40fded 100644
--- a/requirements_mtj.txt
+++ b/requirements_mtj.txt
@@ -32,4 +32,5 @@ ansi2html
 flask_compress
 ijson
 ftfy
-pydub
\ No newline at end of file
+pydub
+sentencepiece