diff --git a/requirements.txt b/requirements.txt
index 1baac9b..fa382e1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ scikit-optimize==0.5.2
 scipy==1.2.1
 seaborn==0.9.0
 tensorboard==1.13.1
-tensorflow==1.13.1
+tensorflow==2.11.1
 tensorflow-estimator==1.13.0
 tensorflow-probability==0.6.0
 tornado==6.0.2