diff --git a/python-HyperKitty.spec b/python-HyperKitty.spec
index e9544cf..37f21ef 100644
--- a/python-HyperKitty.spec
+++ b/python-HyperKitty.spec
@@ -36,7 +36,7 @@ BuildRequires:  %{python_module django-extensions >= 1.3.7}
 BuildRequires:  %{python_module django-gravatar2 >= 1.0.6}
 BuildRequires:  %{python_module django-haystack >= 2.8.0}
 BuildRequires:  %{python_module django-q >= 1.0.0}
-BuildRequires:  %{python_module django_mailman3 >= 1.2.0}
+BuildRequires:  %{python_module django-mailman3 >= 1.2.0}
 BuildRequires:  %{python_module djangorestframework >= 3.0.0}
 BuildRequires:  %{python_module flufl.lock}
 BuildRequires:  %{python_module mailmanclient >= 3.1.1}