diff --git a/requirements.txt b/requirements.txt
index 4abdbcb..70dd250 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -84,7 +84,7 @@ pep8==1.6.2
 pickleshare==0.5
 Pillow==3.0.0
 ply==3.8
-psutil==3.2.2
+psutil==5.6.6
 py==1.4.30
 pyasn1==0.1.9
 pycosat==0.6.1