diff --git a/demo/requirements.txt b/demo/requirements.txt
index 2ffeb8c..cef1362 100644
--- a/demo/requirements.txt
+++ b/demo/requirements.txt
@@ -1,4 +1,4 @@
 Django>1.4,<1.5
 South>=1.0
-psutil==2.2.1
+psutil==5.6.6
 django-mmc