diff --git a/python-dateutil.spec b/python-dateutil.spec
index 87d0a70..deb76be 100644
--- a/python-dateutil.spec
+++ b/python-dateutil.spec
@@ -42,11 +42,12 @@ Summary:        %summary
 BuildRequires:  python3-devel
 BuildRequires:  python3-setuptools
 BuildRequires:  python3-setuptools_scm
+# Runtime deps
+BuildRequires:  python3-six
 %if %{with tests}
 BuildRequires:  python3-freezegun
 BuildRequires:  python3-hypothesis
 BuildRequires:  python3-pytest
-BuildRequires:  python3-six
 %endif
 Requires:       tzdata
 %{?python_provide:%python_provide python3-%{modname}}
@@ -75,9 +76,11 @@ make -C docs html
 %install
 %py3_install
 
-%if %{with tests}
 %check
+%if %{with tests}
 %{__python3} -m pytest -W ignore::pytest.PytestUnknownMarkWarning
+%else
+%py3_check_import dateutil dateutil.easter dateutil.parser dateutil.relativedelta dateutil.rrule dateutil.tz dateutil.utils dateutil.zoneinfo
 %endif
 
 %files -n python3-%{modname}