diff --git a/python-mocket.spec b/python-mocket.spec
index b7b718f..c227008 100644
--- a/python-mocket.spec
+++ b/python-mocket.spec
@@ -54,6 +54,7 @@ BuildRequires:  %{python_module gevent}
 BuildRequires:  %{python_module httptools}
 BuildRequires:  %{python_module mocket = %{version}}
 BuildRequires:  %{python_module pook >= 0.2.1}
+BuildRequires:  %{python_module psutil}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module redis}
 BuildRequires:  %{python_module requests}