diff --git a/requirements.txt b/requirements.txt
index 4b4e168e99..86ef91c950 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,6 +14,7 @@ matplotlib>=3.7.1
 numpy>=1.25.0, <3.0.0
 pandas>=2.0.3
 plotly>=5.15.0
+psutil>=5.9.5
 pyshp>=2.3.1
 pystac-client>=0.8.2
 python-box>=7.2.0