diff --git a/requirements.txt b/requirements.txt
index 8ca0b63..c772b4e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ paramiko==2.4.2
 pep8==1.7.1
 pluggy==0.12.0
 promise==2.2.1
-psutil==5.6.2
+psutil==5.6.6
 psycopg2==2.8.3
 py==1.8.0
 pyasn1==0.4.5