diff --git a/requirements.txt b/requirements.txt
index a4228679..d290c950 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ lazy-object-proxy==1.4.3
 Markdown==3.1.1
 matplotlib==3.1.2
 mccabe==0.6.1
-mxnet==1.6.0
+mxnet==1.9.1
 networkx==2.4
 numpy==1.16.4
 oauthlib==3.1.0