diff --git a/lolcat/app/requirements.txt b/lolcat/app/requirements.txt
index a3157b0..b954c6f 100644
--- a/lolcat/app/requirements.txt
+++ b/lolcat/app/requirements.txt
@@ -9,7 +9,7 @@ idna==2.8
 itsdangerous==1.1.0
 Jinja2==2.10.1
 MarkupSafe==1.1.1
-psutil==5.6.3
+psutil==5.6.6
 requests==2.22.0
 urllib3==1.25.3
 Werkzeug==0.15.5