diff --git a/SYSTEM_SETUP.txt b/SYSTEM_SETUP.txt
index a7620d9e8b7b07754b8270aaa2bc6b9daa60d2e4..9561a2a075075f018225076beb262d53bf0434fe 100644
--- a/SYSTEM_SETUP.txt
+++ b/SYSTEM_SETUP.txt
@@ -30,6 +30,7 @@ manjaro-xfce-21.0.5 linux5.10 VBOX
     - python-sphinx_rtd_theme
     - python-astropy
     - python-crcmod
+    - python-psutil
 
 4) get EGSE repository
     $> git clone gitlab.phaidra.org/mecinam2/CCS.git