diff --git a/bind.spec b/bind.spec
index 4198807..763ee53 100644
--- a/bind.spec
+++ b/bind.spec
@@ -764,8 +764,7 @@ mkdir -p ${RPM_BUILD_ROOT}%{_pkgdocdir}
 cp -a build/doc/arm/_build/html ${RPM_BUILD_ROOT}%{_pkgdocdir}
 rm -rf ${RPM_BUILD_ROOT}%{_pkgdocdir}/html/.{buildinfo,doctrees}
 # Share static data from original sphinx package
-THEMEDIR=$(rpm -ql python3-sphinx_rtd_theme | grep 'sphinx_rtd_theme/static$')
-for DIR in "$THEMEDIR"/*
+for DIR in %{python3_sitelib}/sphinx_rtd_theme/static/*
 do
   BASE=$(basename -- "$DIR")
   BINDTHEMEDIR="${RPM_BUILD_ROOT}%{_pkgdocdir}/html/_static/$BASE"