diff --git a/tests/system-test/1-insert/alter_database.py b/tests/system-test/1-insert/alter_database.py
index 55b636f5ea..17a0664926 100644
--- a/tests/system-test/1-insert/alter_database.py
+++ b/tests/system-test/1-insert/alter_database.py
@@ -101,9 +101,9 @@ class TDTestCase:
         
     def run(self):
         
-        # self.alter_buffer()
-        # self.alter_pages()
-        # self.alter_encrypt_alrogithm()
+        self.alter_buffer()
+        self.alter_pages()
+        self.alter_encrypt_alrogithm()
         self.alter_same_options()
 
     def stop(self):