diff --git a/tests/cppunit/types/json_test.cc b/tests/cppunit/types/json_test.cc
index d496a90b0c9..d45d1a766b7 100644
--- a/tests/cppunit/types/json_test.cc
+++ b/tests/cppunit/types/json_test.cc
@@ -229,13 +229,13 @@ TEST_F(RedisJsonTest, Clear) {
 
 TEST_F(RedisJsonTest, StrAppend) {
   ASSERT_TRUE(json_->Set(key_, "$", R"({"a":"foo", "nested": {"a": "hello"}, "nested2": {"a": 31}})").ok());
-  ASSERT_TRUE(json_->StrAppend(key_, "$.a", "ba", append_cnt_).ok());
+  ASSERT_TRUE(json_->StrAppend(key_, "$.a", "be", append_cnt_).ok());
   ASSERT_EQ(append_cnt_.size(), 1);
   ASSERT_EQ(append_cnt_[0], 5);
 
   append_cnt_.clear();
   ASSERT_TRUE(json_->Set(key_, "$", R"({"a":"foo", "nested": {"a": "hello"}, "nested2": {"a": 31}})").ok());
-  ASSERT_TRUE(json_->StrAppend(key_, "$..a", "ba", append_cnt_).ok());
+  ASSERT_TRUE(json_->StrAppend(key_, "$..a", "be", append_cnt_).ok());
   ASSERT_EQ(append_cnt_.size(), 3);
   int64_t result1[] = {5, 7, -1};
   for (int i = 0; i < 3; ++i) {
diff --git a/tests/gocase/unit/type/json/json_test.go b/tests/gocase/unit/type/json/json_test.go
index 4e9a4db3648..66a4e94f26e 100644
--- a/tests/gocase/unit/type/json/json_test.go
+++ b/tests/gocase/unit/type/json/json_test.go
@@ -135,12 +135,12 @@ func TestJson(t *testing.T) {
 	    var result1 = make([]interface{}, 0)
 	    result1 = append(result1, int64(5))
 		require.NoError(t, rdb.Do(ctx, "JSON.SET", "a", "$", `{"a":"foo", "nested": {"a": "hello"}, "nested2": {"a": 31}}`).Err())
-		require.Equal(t, rdb.Do(ctx, "JSON.STRAPPEND", "a", "$.a", "ba").Val(), result1)
+		require.Equal(t, rdb.Do(ctx, "JSON.STRAPPEND", "a", "$.a", "be").Val(), result1)
 
         var result2 = make([]interface{}, 0)
         result2 = append(result2, int64(5), int64(7), interface {}(nil))
         require.NoError(t, rdb.Do(ctx, "JSON.SET", "a", "$", `{"a":"foo", "nested": {"a": "hello"}, "nested2": {"a": 31}}`).Err())
-        require.Equal(t, rdb.Do(ctx, "JSON.STRAPPEND", "a", "$..a", "ba").Val(), result2)
+        require.Equal(t, rdb.Do(ctx, "JSON.STRAPPEND", "a", "$..a", "be").Val(), result2)
 	})
 
 	t.Run("JSON.STRLEN basics", func(t *testing.T) {