diff --git a/python-pyparsing.spec b/python-pyparsing.spec
index 6c18edc..cb3f6b6 100644
--- a/python-pyparsing.spec
+++ b/python-pyparsing.spec
@@ -69,6 +69,7 @@ BuildRequires:  python-rpm-macros
 BuildArch:      noarch
 %if %{with test}
 BuildRequires:  %{python_module jinja2}
+BuildRequires:  %{python_module matplotlib}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module railroad-diagrams}
 %endif