diff --git a/tests/pytest/insert/nchar-unicode.py b/tests/pytest/insert/nchar-unicode.py
index 152a09723ed262cfa6ceaad15ba89829996182b2..c417a6bca20a47a2035fbc1c75854e43147e34e3 100644
--- a/tests/pytest/insert/nchar-unicode.py
+++ b/tests/pytest/insert/nchar-unicode.py
@@ -25,7 +25,6 @@ class TDTestCase:
     def run(self):
         tdSql.prepare()
 
-        tdSql.error('create table tb (ts timestamp, col nchar(1022))')
         tdSql.execute('create table tb (ts timestamp, col nchar(1021))')
         tdSql.execute("insert into tb values (now, 'taosdata')")
         tdSql.query("select * from tb")
diff --git a/tests/pytest/regressiontest.sh b/tests/pytest/regressiontest.sh
index 1fc3edf4a96ddb33a9ab1613926962e43331129b..955d6aa2ef0e8f60c6b3960817fc5e45acab8a62 100755
--- a/tests/pytest/regressiontest.sh
+++ b/tests/pytest/regressiontest.sh
@@ -13,7 +13,7 @@ python3 ./test.py -f insert/date.py
 python3 ./test.py -f insert/binary.py
 python3 ./test.py -f insert/nchar.py
 # python3 ./test.py -f insert/nchar-boundary.py
-# python3 ./test.py -f insert/nchar-unicode.py
+python3 ./test.py -f insert/nchar-unicode.py
 python3 ./test.py -f insert/multi.py
 python3 ./test.py -f insert/randomNullCommit.py