diff --git a/installer/data/mysql/kohastructure.sql b/installer/data/mysql/kohastructure.sql
index 37113c2f09..67149c9ded 100644
--- a/installer/data/mysql/kohastructure.sql
+++ b/installer/data/mysql/kohastructure.sql
@@ -1045,6 +1045,7 @@ CREATE TABLE `items` ( -- holdings/item information
   KEY `itembibnoidx` (`biblionumber`),
   KEY `homebranch` (`homebranch`),
   KEY `holdingbranch` (`holdingbranch`),
+  KEY `itemcallnumber` (`itemcallnumber`),
   CONSTRAINT `items_ibfk_1` FOREIGN KEY (`biblioitemnumber`) REFERENCES `biblioitems` (`biblioitemnumber`) ON DELETE CASCADE ON UPDATE CASCADE,
   CONSTRAINT `items_ibfk_2` FOREIGN KEY (`homebranch`) REFERENCES `branches` (`branchcode`) ON UPDATE CASCADE,
   CONSTRAINT `items_ibfk_3` FOREIGN KEY (`holdingbranch`) REFERENCES `branches` (`branchcode`) ON UPDATE CASCADE
diff --git a/installer/data/mysql/updatedatabase.pl b/installer/data/mysql/updatedatabase.pl
index 63ad3d12ee..9a24afc51c 100755
--- a/installer/data/mysql/updatedatabase.pl
+++ b/installer/data/mysql/updatedatabase.pl
@@ -4705,6 +4705,13 @@ if ( C4::Context->preference("Version") < TransformToNum($DBversion) ) {
     SetVersion($DBversion);
 }
 
+$DBversion = "3.07.00.XXX";
+if ( C4::Context->preference("Version") < TransformToNum($DBversion) ) {
+    $dbh->do("ALTER TABLE items ADD KEY `itemcallnumber` (itemcallnumber)");
+    print "Upgrade to $DBversion done (Added index on items.itemcallnumber)\n";
+    SetVersion($DBversion);
+}
+
 =head1 FUNCTIONS
 
 =head2 DropAllForeignKeys($table)