diff --git a/requirements.txt b/requirements.txt
index ad170fc..f557cc3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ requests
 uwsgi
 tf-sentencepiece==0.1.83
 sentencepiece==0.1.83
-tensorflow==1.13.1
+tensorflow==2.6.4
 #onnx
 #scikit-learn
 #xgboost