diff --git a/C4/AuthoritiesMarc.pm b/C4/AuthoritiesMarc.pm
index 21c98b2330..c2f7cce77f 100644
--- a/C4/AuthoritiesMarc.pm
+++ b/C4/AuthoritiesMarc.pm
@@ -220,7 +220,11 @@ sub SearchAuthorities {
             if (@$value[$i]){
             ##If mainentry search $a tag
                 if (@$tags[$i] eq "mainmainentry") {
-                $attr =" \@attr 1=Heading-Main ";
+
+# FIXME: 'Heading-Main' index not yet defined in zebra
+#                $attr =" \@attr 1=Heading-Main "; 
+                $attr =" \@attr 1=Heading ";
+
                 }elsif (@$tags[$i] eq "mainentry") {
                 $attr =" \@attr 1=Heading ";
                 }else{