diff --git a/mysql-test/lib/mtr_report.pm b/mysql-test/lib/mtr_report.pm
index 00a9aba11cb..0cfbcb4c52e 100644
--- a/mysql-test/lib/mtr_report.pm
+++ b/mysql-test/lib/mtr_report.pm
@@ -354,7 +354,7 @@ sub mtr_print_line () {
 
 sub mtr_print_thick_line {
   my $char= shift || '=';
-  print $char x 60, "\n";
+  print $char x 78, "\n";
 }