diff --git a/requirements.txt b/requirements.txt
index 4ce4483..57b97fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,7 +41,7 @@ pickleshare==0.7.5
 pluggy==0.12.0
 prometheus-client==0.7.1
 prompt-toolkit==2.0.9
-psutil==5.6.3
+psutil==5.6.6
 ptyprocess==0.6.0
 py==1.8.0
 Pygments==2.4.2