diff --git a/python-sphinxcontrib-serializinghtml.spec b/python-sphinxcontrib-serializinghtml.spec
index 20b0d64..6ac9796 100644
--- a/python-sphinxcontrib-serializinghtml.spec
+++ b/python-sphinxcontrib-serializinghtml.spec
@@ -18,7 +18,7 @@ BuildRequires:  python3-setuptools
 
 %if %{with check}
 BuildRequires:  python3-pytest
-BuildRequires:  python3-sphinx >= 2
+BuildRequires:  python3-sphinx >= 1:2
 %endif
 
 %description