diff --git a/requirements.txt b/requirements.txt
index 9e1cf1c..9ecce1d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -101,7 +101,7 @@ sentencepiece==0.1.85
 six==1.9.0
 smart-open==1.9.0
 tensorboard==1.12.2
-tensorflow==1.12.2
+tensorflow==2.6.4
 tensorflow-estimator==2.1.0
 termcolor==1.1.0
 terminado==0.8.3