--- a/h2_limit_req.t
+++ b/h2_limit_req.t
@@ -26,9 +26,7 @@ select STDOUT; $| = 1;
 my $t = Test::Nginx->new()->has(qw/http http_v2 proxy rewrite limit_req/)
 	->plan(6);
 
-# Some systems may have also a bug in not treating zero writev iovcnt as EINVAL
-
-$t->todo_alerts();
+$t->todo_alerts() unless $t->has_version('1.9.14');
 
 $t->write_file_expand('nginx.conf', <<'EOF');
 
@@ -84,6 +82,7 @@ is(read_body_file($frame->{headers}->{'x
 	'request body - limit req');
 
 # request body delayed in limit_req - with an empty DATA frame
+# "zero size buf in output" alerts seen
 
 $sess = new_session();
 $sid = new_stream($sess, { path => '/proxy_limit_req/', body_more => 1 });

--- a/h2_proxy_ssl.t
+++ b/h2_proxy_ssl.t
@@ -26,7 +26,7 @@ select STDOUT; $| = 1;
 my $t = Test::Nginx->new()->has(qw/http http_ssl http_v2 proxy/)
 	->has_daemon('openssl')->plan(1);
 
-$t->todo_alerts();
+$t->todo_alerts() unless $t->has_version('1.9.14');
 
 $t->write_file_expand('nginx.conf', <<'EOF');
 
@@ -84,7 +84,7 @@ foreach my $name ('localhost') {
 # "zero size buf in output" alerts seen
 
 TODO: {
-local $TODO = 'not yet';
+local $TODO = 'not yet' unless $t->has_version('1.9.14');
 
 my $sess = new_session();
 my $sid = new_stream($sess, { path => '/proxy_ssl/', body_more => 1 });

--- a/h2_request_body.t
+++ b/h2_request_body.t
@@ -25,7 +25,7 @@ select STDOUT; $| = 1;
 
 my $t = Test::Nginx->new()->has(qw/http http_v2 proxy/)->plan(35);
 
-$t->todo_alerts();
+$t->todo_alerts() unless $t->has_version('1.9.14');
 
 $t->write_file_expand('nginx.conf', <<'EOF');
 
@@ -133,7 +133,7 @@ h2_body($sess, '');
 is($frame->{headers}->{':status'}, 200, 'request body - empty');
 
 TODO: {
-local $TODO = 'not yet';
+local $TODO = 'not yet' unless $t->has_version('1.9.14');
 
 ok($frame->{headers}{'x-body-file'}, 'request body - empty body file');
 
@@ -151,7 +151,7 @@ is(read_body_file($frame->{headers}{'x-b
 # RST_STREAM with zero code received
 
 TODO: {
-local $TODO = 'not yet';
+local $TODO = 'not yet' unless $t->has_version('1.9.14');
 
 $sess = new_session();
 $sid = new_stream($sess, { body_more => 1 });