diff --git a/util/selftest.pl b/util/selftest.pl
index 7b32e9f4f..59842efae 100644
--- a/util/selftest.pl
+++ b/util/selftest.pl
@@ -199,3 +199,4 @@ while (<IN>) {
 }
 print "\nTest report in file $report\n";
 
+die if $ok != 2;