diff --git a/python-bitstruct.spec b/python-bitstruct.spec
index fe9c658..8b10dc9 100644
--- a/python-bitstruct.spec
+++ b/python-bitstruct.spec
@@ -25,7 +25,7 @@ Summary:        Interpret strings as packed binary data
 License:        MIT
 URL:            https://github.com/eerimoq/bitstruct
 Source:         https://files.pythonhosted.org/packages/source/b/bitstruct/bitstruct-%{version}.tar.gz
-BuildRequires:  %{python_module devel}
+BuildRequires:  %{python_module devel >= 3.7}
 BuildRequires:  %{python_module pip}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module wheel}