diff --git a/pkgs/development/python-modules/psutil/default.nix b/pkgs/development/python-modules/psutil/default.nix
index 0871ca6a2087..a53005c7426a 100644
--- a/pkgs/development/python-modules/psutil/default.nix
+++ b/pkgs/development/python-modules/psutil/default.nix
@@ -30,6 +30,7 @@ buildPythonPackage rec {
     "disk_io_counters"
     "sensors_battery"
     "cpu_times"
+    "cpu_freq"
   ];
 
   buildInputs = lib.optionals stdenv.isDarwin [ darwin.IOKit ];