diff --git a/language/orqa/requirements.txt b/language/orqa/requirements.txt
index be019af..2081341 100644
--- a/language/orqa/requirements.txt
+++ b/language/orqa/requirements.txt
@@ -6,7 +6,7 @@ tf-hub-nightly
 Jinja2~=2.11.2
 tornado~=4.5.1
 wikiextractor==0.1
-sentencepiece==0.1.91
+sentencepiece==0.2.1
 beautifulsoup4==4.9.3
 lxml==4.6.3
 https://storage.googleapis.com/scann/releases/1.0.0/scann-1.0.0-cp37-cp37m-linux_x86_64.whl