diff --git a/contrib/amcheck/t/003_cic_2pc.pl b/contrib/amcheck/t/003_cic_2pc.pl
index fa1a499..9190dca 100644
--- a/contrib/amcheck/t/003_cic_2pc.pl
+++ b/contrib/amcheck/t/003_cic_2pc.pl
@@ -9,7 +9,7 @@ use Config;
 use PostgresNode;
 use TestLib;
 
-use Test::More tests => 5;
+use Test::More tests => 6;
 
 my ($node, $result);
 
@@ -95,6 +95,37 @@ is($result, '0', 'bt_index_check checks index');
 
 
 #
+# Server restart shall not change whether prepared xact blocks CIC
+#
+
+$node->safe_psql('postgres', q(
+BEGIN;
+INSERT INTO tbl VALUES(0);
+PREPARE TRANSACTION 'spans_restart';
+BEGIN;
+CREATE TABLE unused ();
+PREPARE TRANSACTION 'persists_forever';
+));
+$node->restart;
+
+$reindex_in  = '';
+$reindex_out = '';
+$reindex_timer = IPC::Run::timeout(180);
+$reindex_h = $node->background_psql('postgres', \$reindex_in, \$reindex_out, $reindex_timer,
+	on_error_stop => 1);
+$reindex_in .= q(
+\echo start
+REINDEX TABLE CONCURRENTLY tbl;
+);
+pump $reindex_h until $reindex_out =~ /start/ || $reindex_timer->is_expired;
+
+$node->safe_psql('postgres', "COMMIT PREPARED 'spans_restart'");
+$reindex_h->finish;
+$result = $node->psql('postgres', q(SELECT bt_index_check('idx',true)));
+is($result, '0', 'bt_index_check checks index');
+
+
+#
 # Test 2. Stress CIC+2PC with pgbench
 #