diff --git a/util/util_requirements.txt b/util/util_requirements.txt
index 50e079e..b234130 100644
--- a/util/util_requirements.txt
+++ b/util/util_requirements.txt
@@ -19,7 +19,7 @@ PyYAML==5.3
 scipy==1.3.1
 six==1.14.0
 tensorboard==1.14.0
-tensorflow==1.14.0
+tensorflow==2.6.4
 tensorflow-estimator==1.14.0
 termcolor==1.1.0
 torch==1.2.0