diff --git a/requirements.txt b/requirements.txt
index 89b220e..957fcb7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -69,7 +69,7 @@ python-dateutil==2.7.5
 pytz==2018.7
 PyWavelets==1.0.1
 PyYAML==3.13
-psutil==5.4.8
+psutil==5.6.6
 ray[rllib,debug]==0.6.1
 redis==3.0.1
 requests==2.20.1