diff --git a/test/src/unit-bjdata.cpp b/test/src/unit-bjdata.cpp
index afe54e837..283d7fa3a 100644
--- a/test/src/unit-bjdata.cpp
+++ b/test/src/unit-bjdata.cpp
@@ -2154,35 +2154,35 @@ TEST_CASE("BJData")
 
         SECTION("start_array() in ndarray _ArraySize_")
         {
-            std::vector<uint8_t> v = {'{', '$', 'i', '#', '[', '$', 'i', '#', 'i', 2, 2, 1, 1, 2};
+            std::vector<uint8_t> v = {'[', '$', 'i', '#', '[', '$', 'i', '#', 'i', 2, 2, 1, 1, 2};
             SaxCountdown scp(2);
             CHECK(!json::sax_parse(v, &scp, json::input_format_t::bjdata));
         }
 
         SECTION("number_integer() in ndarray _ArraySize_")
         {
-            std::vector<uint8_t> v = {'{', '$', 'U', '#', '[', '$', 'i', '#', 'i', 2, 2, 1, 1, 2};
+            std::vector<uint8_t> v = {'[', '$', 'U', '#', '[', '$', 'i', '#', 'i', 2, 2, 1, 1, 2};
             SaxCountdown scp(3);
             CHECK(!json::sax_parse(v, &scp, json::input_format_t::bjdata));
         }
 
         SECTION("key() in ndarray _ArrayType_")
         {
-            std::vector<uint8_t> v = {'{', '$', 'U', '#', '[', '$', 'U', '#', 'i', 2, 2, 2, 1, 2, 3, 4};
+            std::vector<uint8_t> v = {'[', '$', 'U', '#', '[', '$', 'U', '#', 'i', 2, 2, 2, 1, 2, 3, 4};
             SaxCountdown scp(8);
             CHECK(!json::sax_parse(v, &scp, json::input_format_t::bjdata));
         }
 
         SECTION("string() in ndarray _ArrayType_")
         {
-            std::vector<uint8_t> v = {'{', '$', 'U', '#', '[', '$', 'i', '#', 'i', 2, 3, 2, 6, 5, 4, 3, 2, 1};
+            std::vector<uint8_t> v = {'[', '$', 'U', '#', '[', '$', 'i', '#', 'i', 2, 3, 2, 6, 5, 4, 3, 2, 1};
             SaxCountdown scp(11);
             CHECK(!json::sax_parse(v, &scp, json::input_format_t::bjdata));
         }
 
         SECTION("start_array() in ndarray _ArrayData_")
         {
-            std::vector<uint8_t> v = {'{', '$', 'U', '#', '[', 'i', 2, 'i', 3, ']', 6, 5, 4, 3, 2, 1};
+            std::vector<uint8_t> v = {'[', '$', 'U', '#', '[', 'i', 2, 'i', 3, ']', 6, 5, 4, 3, 2, 1};
             SaxCountdown scp(13);
             CHECK(!json::sax_parse(v, &scp, json::input_format_t::bjdata));
         }