diff --git a/etc/zebradb/marc_defs/marc21/biblios/biblio-koha-indexdefs.xml b/etc/zebradb/marc_defs/marc21/biblios/biblio-koha-indexdefs.xml
index ab00448a23..5ddbb624eb 100644
--- a/etc/zebradb/marc_defs/marc21/biblios/biblio-koha-indexdefs.xml
+++ b/etc/zebradb/marc_defs/marc21/biblios/biblio-koha-indexdefs.xml
@@ -1191,9 +1191,9 @@
   <index_subfields xmlns="http://www.koha-community.org/schemas/index-defs" tag="952" subfields="g">
     <target_index>price:w</target_index>
   </index_subfields>
-  <!--record.abs line 303: melm 952$i      stocknumber-->
+  <!--record.abs line 303: melm 952$i      Number-local-acquisition-->
   <index_subfields xmlns="http://www.koha-community.org/schemas/index-defs" tag="952" subfields="i">
-    <target_index>stocknumber:w</target_index>
+    <target_index>Number-local-acquisition:w</target_index>
   </index_subfields>
   <!--record.abs line 304: melm 952$j      stack:n,stack:w-->
   <index_subfields xmlns="http://www.koha-community.org/schemas/index-defs" tag="952" subfields="j">
diff --git a/etc/zebradb/marc_defs/marc21/biblios/biblio-zebra-indexdefs.xsl b/etc/zebradb/marc_defs/marc21/biblios/biblio-zebra-indexdefs.xsl
index 2cd71952cb..2ca3dbb0ed 100644
--- a/etc/zebradb/marc_defs/marc21/biblios/biblio-zebra-indexdefs.xsl
+++ b/etc/zebradb/marc_defs/marc21/biblios/biblio-zebra-indexdefs.xsl
@@ -1218,7 +1218,7 @@ definition file (probably something like {biblio,authority}-koha-indexdefs.xml)
     </xslo:for-each>
     <xslo:for-each select="marc:subfield">
       <xslo:if test="contains('i', @code)">
-        <z:index name="stocknumber:w">
+        <z:index name="Number-local-acquisition:w">
           <xslo:value-of select="."/>
         </z:index>
       </xslo:if>