diff --git a/test/sqlite3_test.erl b/test/sqlite3_test.erl
index 6d8f67a..0d36075 100644
--- a/test/sqlite3_test.erl
+++ b/test/sqlite3_test.erl
@@ -205,20 +205,28 @@ prepared_test() ->
     Columns = ["id", "name", "age", "wage"],
     Abby = {1, <<"abby">>, 20, 2000},
     Marge = {2, <<"marge">>, 30, 2000},
+    Null = {3, null, 40, 3000},
     TableInfo = [{id, integer, [primary_key]}, {name, text, [not_null, unique]}, {age, integer}, {wage, integer}],
     sqlite3:open(prepared, [in_memory]),
     ok = sqlite3:create_table(prepared, user, TableInfo),
     sqlite3:write(prepared, user, [{name, "abby"}, {age, 20}, {wage, 2000}]),
     sqlite3:write(prepared, user, [{name, "marge"}, {age, 30}, {wage, 2000}]),
-    {ok, Ref} = sqlite3:prepare(prepared, "SELECT * FROM user"),
-    ?assertEqual(Columns, sqlite3:columns(prepared, Ref)),
-    ?assertEqual(Abby, sqlite3:next(prepared, Ref)),
-    ?assertEqual(ok, sqlite3:reset(prepared, Ref)),
-    ?assertEqual(Abby, sqlite3:next(prepared, Ref)),
-    ?assertEqual(Marge, sqlite3:next(prepared, Ref)),
-    ?assertEqual(done, sqlite3:next(prepared, Ref)),
-    ?assertEqual(ok, sqlite3:finalize(prepared, Ref)),
-    ?assertMatch({error, _, _}, sqlite3:next(prepared, Ref)),
+    {ok, Ref1} = sqlite3:prepare(prepared, "SELECT * FROM user"),
+    {ok, Ref2} = sqlite3:prepare(prepared, "SELECT * FROM user WHERE name = ?"),
+    ?assertEqual(Columns, sqlite3:columns(prepared, Ref1)),
+    ?assertEqual(Abby, sqlite3:next(prepared, Ref1)),
+    ?assertEqual(ok, sqlite3:reset(prepared, Ref1)),
+    ?assertEqual(Abby, sqlite3:next(prepared, Ref1)),
+    ?assertEqual(Marge, sqlite3:next(prepared, Ref1)),
+    ?assertEqual(done, sqlite3:next(prepared, Ref1)),
+    ?assertEqual(ok, sqlite3:finalize(prepared, Ref1)),
+    ?assertMatch({error, _, _}, sqlite3:next(prepared, Ref1)),
+    ?assertEqual(Null, sqlite3:next(prepared, Ref2)),
+    ?assertEqual(ok, sqlite3:reset(prepared, Ref2)),
+    ?assertEqual(ok, sqlite3:bind(prepared, Ref2, ["marge"])),
+    ?assertEqual(Marge, sqlite3:next(prepared, Ref2)),
+    ?assertEqual(done, sqlite3:next(prepared, Ref2)),
+    ?assertEqual(ok, sqlite3:finalize(prepared, Ref2)),
     sqlite3:close(prepared).
 
 % create, read, update, delete