diff --git a/mysql-test/lib/mtr_cases.pm b/mysql-test/lib/mtr_cases.pm
index 7961fa6fa7d..ece6c61ee1d 100644
--- a/mysql-test/lib/mtr_cases.pm
+++ b/mysql-test/lib/mtr_cases.pm
@@ -143,7 +143,7 @@ sub collect_test_cases ($$$) {
       {
 	last unless $opt_reorder;
 	# test->{name} is always in suite.name format
-	if ( $test->{name} =~ /.*\.$tname/ )
+	if ( $test->{name} =~ /^$sname.*\.$tname$/ )
 	{
 	  $found= 1;
 	  last;