diff --git a/python-synr.spec b/python-synr.spec
index d1474e7..1decadc 100644
--- a/python-synr.spec
+++ b/python-synr.spec
@@ -26,8 +26,8 @@ Source0:        https://files.pythonhosted.org/packages/source/s/synr/synr-%{ver
 Source1:        https://github.com/octoml/synr/raw/v%{version}/tests/test_synr.py
 BuildRequires:  %{python_module attrs}
 BuildRequires:  %{python_module pip}
+BuildRequires:  %{python_module poetry}
 BuildRequires:  %{python_module pytest}
-BuildRequires:  %{python_module setuptools}
 BuildRequires:  %{python_module wheel}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros