diff --git a/etc/zebradb/marc_defs/marc21/authorities/authority-zebra-indexdefs.xml b/etc/zebradb/marc_defs/marc21/authorities/authority-zebra-indexdefs.xsl
similarity index 100%
rename from etc/zebradb/marc_defs/marc21/authorities/authority-zebra-indexdefs.xml
rename to etc/zebradb/marc_defs/marc21/authorities/authority-zebra-indexdefs.xsl