diff --git a/gtkmm.spec b/gtkmm.spec
index 319853d..4d61b14 100644
--- a/gtkmm.spec
+++ b/gtkmm.spec
@@ -71,8 +71,10 @@ find $RPM_BUILD_ROOT -type f -name "*.la" -exec rm -f {} ';'
 mkdir -p ${RPM_BUILD_ROOT}%{_datadir}/gtk-doc/html/gtkmm-2.4
 mv ${RPM_BUILD_ROOT}%{_docdir}/gtkmm-2.4/* ${RPM_BUILD_ROOT}%{_datadir}/gtk-doc/html/gtkmm-2.4/
 mv ${RPM_BUILD_ROOT}%{_datadir}/devhelp/books/gtkmm-2.4/*.devhelp2 ${RPM_BUILD_ROOT}%{_datadir}/gtk-doc/html/gtkmm-2.4
-sed -i 's:../../../doc/gtkmm-2.4/docs/:docs/:' ${RPM_BUILD_ROOT}%{_datadir}/gtk-doc/html/gtkmm-2.4/*.devhelp2
-rm -r ${RPM_BUILD_ROOT}%{_docdir}/gtkmm-2.4
+# Fix devhelp broken base tag
+sed -i 's:base="[^\"]*":base="/usr/share/gtk-doc/html/gtkmm-2.4/reference/html":' ${RPM_BUILD_ROOT}%{_datadir}/gtk-doc/html/gtkmm-2.4/*.devhelp2
+# Remove old doc directory
+rm -r ${RPM_BUILD_ROOT}%{_datadir}/doc/gtkmm-2.4
 
 # Move demo examples into devel doc directory
 mkdir docs-to-include