diff --git a/requirements.txt b/requirements.txt
index d587495..f6c59fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ pickleshare==0.7.5
 Pillow==6.2.0
 prometheus-client==0.7.1
 prompt-toolkit==2.0.10
-psutil==5.6.3
+psutil==5.6.6
 ptyprocess==0.6.0
 pycodestyle==2.5.0
 pycparser==2.19