diff --git a/requirements.txt b/requirements.txt
index 061c66e..dab8853 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -86,7 +86,7 @@ six==1.12.0
 smmap2==2.0.5
 tensorboard==1.13.1
 tensorboardX==1.6
-tensorflow==1.15.2
+tensorflow==2.6.4
 tensorflow-estimator==1.13.0
 termcolor==1.1.0
 terminado==0.8.2