diff --git a/tests/sqllogic/sqllogictest.py b/tests/sqllogic/sqllogictest.py
index d1872fae..a0f5a60a 100755
--- a/tests/sqllogic/sqllogictest.py
+++ b/tests/sqllogic/sqllogictest.py
@@ -31,7 +31,6 @@
     'SELECT - SUM \\( col1 \\) \\* \\+ col1 FROM tab0 cor0 GROUP BY col1, col1',
 ]]
 
-varchar_to_string = partial(re.compile(r'VARCHAR\(\d+\)').sub, 'STRING')
 
 
 class IncorrectResult(BaseException):
@@ -54,9 +53,8 @@ def __init__(self, cmd):
         self.query = '\n'.join(cmd[1:])
 
     def execute(self, cursor):
-        stmt = varchar_to_string(self.query)
         try:
-            cursor.execute(stmt)
+            cursor.execute(self.query)
         except psycopg2.Error as e:
             if self.expect_ok:
                 raise IncorrectResult(e)