diff --git a/pytest.spec b/pytest.spec
index 59a6413..62beeb6 100644
--- a/pytest.spec
+++ b/pytest.spec
@@ -66,6 +66,9 @@ BuildRequires:  python3-Pallets-Sphinx-Themes
 BuildRequires:  python3-sphinx
 BuildRequires:  python3-sphinx-removed-in
 BuildRequires:  python3-sphinxcontrib-trio
+# See doc/en/conf.py -- sphinxcontrib.inkscapeconverter is only used when inkscape is available
+# we don't BR inkscape so we generally don't need it, but in case inkscape is installed accidentally:
+BuildRequires:  (python3-sphinxcontrib-inkscapeconverter if inkscape)
 BuildRequires:  make
 %endif