diff --git a/requirements.txt b/requirements.txt
index 0ec76a4..06bda74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ jsonschema==2.5.1
 lockfile==0.12.2
 MarkupSafe==0.23
 ndg-httpsclient==0.4.2
-psutil==4.2.0
+psutil==5.6.6
 pyasn1==0.1.9
 pycurl==7.43.0
 pyOpenSSL==16.1.0