diff --git a/requirements.txt b/requirements.txt
index ac49a3b..220a4e1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ grpcio==1.9.1
 idna==2.7
 marshmallow==2.17.0
 protobuf==3.5.1
-psutil==5.4.6
+psutil==5.6.6
 pyasn1==0.4.4
 pyasn1-modules==0.2.2
 pytz==2018.5