diff --git a/pyproject.toml b/pyproject.toml
index f8c4abf..202fe5b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,6 +11,7 @@ authors = []
 requires-python = ">=3.13"
 dependencies = [
     "judas-protocol",
+    "psutil>=7.2.2",
 ]
 license = { text = "GPL-3.0+" }