diff --git a/mysqltuner.pl b/mysqltuner.pl
index ac577b2..d6f1e9a 100755
--- a/mysqltuner.pl
+++ b/mysqltuner.pl
@@ -696,7 +696,7 @@ sub mysql_setup {
 
     # Did we already get a username and password passed on the command line?
     if ( $opt{user} ne 0 and $opt{pass} ne 0 ) {
-        $mysqllogin = "-u $opt{user} -p\"$opt{pass}\"" . $remotestring;
+        $mysqllogin = "-u $opt{user} -p'$opt{pass}'" . $remotestring;
         my $loginstatus = `$mysqladmincmd ping $mysqllogin 2>&1`;
         if ( $loginstatus =~ /mysqld is alive/ ) {
             goodprint "Logged in using credentials passed on the command line";