diff --git a/requirements.txt b/requirements.txt
index b446d0c..678e203 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ requests==2.21.0
 scipy==1.2.1
 six==1.12.0
 tensorboard==1.13.1
-tensorflow==2.5.3
+tensorflow==2.6.4
 tensorflow-estimator==1.13.0
 termcolor==1.1.0
 urllib3==1.26.5