diff --git a/requirements-travis.txt b/requirements-travis.txt
index 87bc9ae..c44cb42 100644
--- a/requirements-travis.txt
+++ b/requirements-travis.txt
@@ -41,7 +41,7 @@ pexpect==4.8.0
 pi==0.1.2
 pluggy==0.13.1
 poyo==0.5.0
-psutil==5.4.6
+psutil==5.6.6
 ptyprocess==0.6.0
 py==1.8.0
 pyasn1==0.4.5