diff --git a/requirements.txt b/requirements.txt
index c838c5d..ecedf97 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ scipy==1.4.1
 sentencepiece==0.1.85
 six==1.14.0
 tensorboard==2.1.0
-tensorflow==2.1.0
+tensorflow==2.7.2
 tensorflow-estimator==2.1.0
 termcolor==1.1.0
 urllib3==1.25.8