diff --git a/tests/functional/table/alter/test_02.py b/tests/functional/table/alter/test_02.py
index db63de82..9b9e56f7 100644
--- a/tests/functional/table/alter/test_02.py
+++ b/tests/functional/table/alter/test_02.py
@@ -2,28 +2,38 @@
 
 """
 ID:          table.alter-02
-TITLE:       ALTER TABLE - ADD column (test2)
+TITLE:       ALTER TABLE. Add column with DEFAULT expression, NOT NULL requirement and UNIQUE constraint that must be applied to its values.
 DESCRIPTION:
 FBTEST:      functional.table.alter.02
+NOTES:
+    [07.10.2023] pzotov
+    Changed datatype from text to integer (SHOW command output often changes for textual fields).
+    Currently SHOW TABLE remains here but later it can be replaced with query to RDB$ tables.
 """
 
 import pytest
 from firebird.qa import *
 
-init_script = """CREATE TABLE test( id INTEGER);
-commit;"""
+init_script = """
+    create table test(id integer);
+    commit;
+"""
 
 db = db_factory(init=init_script)
 
-test_script = """ALTER TABLE test ADD text varchar(32) DEFAULT CURRENT_ROLE NOT NULL CONSTRAINT pk PRIMARY KEY;
-SHOW TABLE test;"""
+test_script = """
+    alter table test add pid int default current_connection not null constraint test_unq unique;
+    show table test;
+"""
 
 act = isql_act('db', test_script)
 
-expected_stdout = """ID                              INTEGER Nullable
-TEXT                            VARCHAR(32) Not Null DEFAULT CURRENT_ROLE
-CONSTRAINT PK:
-Primary key (TEXT)"""
+expected_stdout = """
+    ID                              INTEGER Nullable
+    PID                             INTEGER Not Null default current_connection
+    CONSTRAINT TEST_UNQ:
+    Unique key (PID)
+"""
 
 @pytest.mark.version('>=3')
 def test_1(act: Action):