diff --git a/requirements.txt b/requirements.txt
index b278cce5..3c44ddec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,5 @@ watchdog==4.0.0
 simplesystray==0.1.0; sys_platform == 'win32'
 semantic-version==2.10.0
 # For manipulating folder permissions and the like.
-pywin32==306; sys_platform == 'win32'
\ No newline at end of file
+pywin32==306; sys_platform == 'win32'
+psutil==5.9.8