diff --git a/requirements.txt b/requirements.txt
index 5187f82..c4266b6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 matplotlib==3.0.3
 numpy==1.16.3
-ray==0.7.2
+ray==2.8.1
 plotly==4.1.0