diff --git a/plugins/mysql/mysql_connections_per_user b/plugins/mysql/mysql_connections_per_user
index 9cc50908..28552d4b 100755
--- a/plugins/mysql/mysql_connections_per_user
+++ b/plugins/mysql/mysql_connections_per_user
@@ -91,6 +91,10 @@ sub print_graph_data() {
     my $print_user = "";
     foreach my $user (reverse sort { $counts{$a} <=> $counts{$b} } keys %counts) {
         last if $i++ >= $numusers;
+        if ($user eq "system user") {
+            #skip internal user that manages binlog operations for slave servers.
+            next;
+        }
         $total += $counts{$user};
         $print_user = $user;
         if($print_user eq "root") {
@@ -125,6 +129,10 @@ EOM
     my $i = 0;
     foreach my $user (reverse sort { $counts{$a} <=> $counts{$b} } keys %counts) {
         last if $i++ >= $numusers;
+        if ($user eq "system user") {
+            #skip internal user that manages binlog operations for slave servers.
+            next;
+        }
         my $print_user = $user;
         if($print_user eq "root") {
             $print_user = "root_";