diff --git a/requirements.txt b/requirements.txt
index c3b85f2..df5ca41 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -99,7 +99,7 @@ Pillow==4.0.0
 ply==3.9
 prompt-toolkit==1.0.9
 protobuf==3.3.0
-psutil==5.0.1
+psutil==5.6.6
 ptyprocess==0.5.1
 py==1.4.32
 pyasn1==0.1.9