diff --git a/requirements-cpu.txt b/requirements-cpu.txt
index 71a7bfb..7986ff7 100644
--- a/requirements-cpu.txt
+++ b/requirements-cpu.txt
@@ -53,7 +53,7 @@ sklearn==0.0
 sortedcontainers==2.1.0
 tensorboard==1.15.0
 tensorflow-estimator==1.15.1
-tensorflow==1.15.2
+tensorflow==2.6.4
 termcolor==1.1.0
 tqdm==4.32.2
 traitlets==4.3.2