diff --git a/scripts/download-integration-test-binaries.sh b/scripts/download-integration-test-binaries.sh
index 0689f24328d..da20d2de925 100755
--- a/scripts/download-integration-test-binaries.sh
+++ b/scripts/download-integration-test-binaries.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# Copyright 20201 PingCAP, Inc.
+# Copyright 2021 PingCAP, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration_tests/_utils/check_sync_diff b/tests/integration_tests/_utils/check_sync_diff
index 7f1b72e3f7c..b0824e1473f 100755
--- a/tests/integration_tests/_utils/check_sync_diff
+++ b/tests/integration_tests/_utils/check_sync_diff
@@ -21,7 +21,7 @@ cd $workdir
 i=0
 while [ $i -lt $check_time ]; do
 	rm -rf $workdir/sync_diff/
-	$binary --config=$conf >>$LOG 2>&1
+	$binary --log-level=debug --config=$conf >>$LOG 2>&1
 	ret=$?
 	if [ "$ret" == 0 ]; then
 		echo "check diff successfully"
diff --git a/tests/integration_tests/canal_json_basic/data/data.sql b/tests/integration_tests/canal_json_basic/data/data.sql
index dfc1f40d725..b6fc1c90e42 100644
--- a/tests/integration_tests/canal_json_basic/data/data.sql
+++ b/tests/integration_tests/canal_json_basic/data/data.sql
@@ -41,9 +41,7 @@ CREATE TABLE multi_data_type
 --  t_bit                BIT(64),
     t_json               JSON,
     PRIMARY KEY (id)
-) ENGINE = InnoDB
-  DEFAULT CHARSET = utf8
-  COLLATE = utf8_bin;
+);
 
 INSERT INTO multi_data_type( t_tinyint, t_tinyint_unsigned, t_smallint, t_smallint_unsigned, t_mediumint
                            , t_mediumint_unsigned, t_int, t_int_unsigned, t_bigint, t_bigint_unsigned
@@ -55,7 +53,7 @@ INSERT INTO multi_data_type( t_tinyint, t_tinyint_unsigned, t_smallint, t_smalli
                            , t_set, t_json)
 VALUES ( -1, 1, -129, 129, -65536, 65536, -16777216, 16777216, -2147483649, 2147483649
        , true, 123.456, 123.123, 123456789012.123456789012
-       , '测', '测试', x'89504E470D0A1A0A', x'89504E470D0A1A0A', '测试tinytext', '测试text', '测试mediumtext', '测试longtext'
+       , '测', '测试', '89504E470D0A1A0A', '89504E470D0A1A0A', '测试tinytext', '测试text', '测试mediumtext', '测试longtext'
        , 'tinyblob', 'blob', 'mediumblob', 'longblob'
        , '1977-01-01', '9999-12-31 23:59:59', '19731230153000', '23:59:59'
        , 'enum2'
@@ -71,7 +69,7 @@ INSERT INTO multi_data_type( t_tinyint, t_tinyint_unsigned, t_smallint, t_smalli
                            , t_set, t_json)
 VALUES ( -2, 2, -130, 130, -65537, 65537, -16777217, 16777217, -2147483650, 2147483650
        , false, 123.4567, 123.1237, 123456789012.1234567890127
-       , '2', '测试2', x'89504E470D0A1A0B', x'89504E470D0A1A0B', '测试2tinytext', '测试2text', '测试2mediumtext', '测试longtext'
+       , '2', '测试2', '89504E470D0A1A0B', '89504E470D0A1A0B', '测试2tinytext', '测试2text', '测试2mediumtext', '测试longtext'
        , 'tinyblob2', 'blob2', 'mediumblob2', 'longblob2'
        , '2021-01-01', '2021-12-31 23:59:59', '19731230153000', '22:59:59'
        , 'enum1'