diff --git a/requirements.txt b/requirements.txt
index 284e055..f5876e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,6 @@ clearblade==2.0
 idna==2.6
 paho-mqtt==1.3.1
 pkg-resources==0.0.0
-psutil==5.4.3
+psutil==5.6.6
 requests==2.18.4
 urllib3==1.22