diff --git a/tests/functional/shadow/test_create_01.py b/tests/functional/shadow/test_create_01.py
index 195dab2b..ea6be873 100644
--- a/tests/functional/shadow/test_create_01.py
+++ b/tests/functional/shadow/test_create_01.py
@@ -2,9 +2,15 @@
 
 """
 ID:          shadow.create-01
-TITLE:       CREATE SHADOW
+TITLE:       CREATE SHADOW: check basic usage
 DESCRIPTION:
-FBTEST:      functional.shadow.create_01
+NOTES:
+    [30.12.2024] pzotov
+    Splitted expected out for FB 6.x because columns rdb$file_sequence, rdb$file_start and rdb$file_length
+    have NULLs instead of zeroes, see:
+    https://github.com/FirebirdSQL/firebird/commit/f0740d2a3282ed92a87b8e0547139ba8efe61173
+    ("Wipe out multi-file database support (#8047)")
+    Checked on 6.0.0.565
 """
 
 import pytest
@@ -34,9 +40,9 @@ test_script = """
     from rdb$files;
 """
 
-act = isql_act('db', test_script)
+act = isql_act('db', test_script, substitutions=[('[ \t]+', ' ')])
 
-expected_stdout = """
+expected_stdout_5x = """
     CHECK_SHD_FILE_NAME             OK
     FILE_SEQUENCE                   0
     FILE_START                      0
@@ -46,8 +52,18 @@ expected_stdout = """
     Records affected: 1
 """
 
+expected_stdout_6x = """
+    CHECK_SHD_FILE_NAME             OK
+    FILE_SEQUENCE                   <null>
+    FILE_START                      <null>
+    FILE_LENGTH                     <null>
+    FILE_FLAGS                      1
+    SHADOW_NUMBER                   1
+    Records affected: 1
+"""
+
 @pytest.mark.version('>=3.0')
 def test_1(act: Action):
-    act.expected_stdout = expected_stdout
+    act.expected_stdout = expected_stdout_5x if act.is_version('<6') else expected_stdout_6x
     act.execute()
     assert act.clean_stdout == act.clean_expected_stdout