diff --git a/requirements.txt b/requirements.txt
index f134a71..266366e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ pyzmq==16.0.2
 qtconsole==4.3.1
 simplegeneric==0.8.1
 six==1.10.0
-tensorflow==1.11
+tensorflow==2.6.4
 testpath==0.3.1
 tornado==4.5.1
 traitlets==4.3.2