diff --git a/tests/bugs/core_6379_test.py b/tests/bugs/core_6379_test.py
index 958b053f..facc62f6 100644
--- a/tests/bugs/core_6379_test.py
+++ b/tests/bugs/core_6379_test.py
@@ -25,6 +25,11 @@ DESCRIPTION:
     -send_packet/send
 JIRA:        CORE-6379
 FBTEST:      bugs.core_6379
+NOTES:
+    [25.11.2023] pzotov
+    Writing code requires more care since 6.0.0.150: ISQL does not allow to specify THE SAME terminator twice,
+    i.e.
+    set term @; select 1 from rdb$database @ set term @; - will not compile ("Unexpected end of command" raises).
 """
 
 import pytest
@@ -49,7 +54,7 @@ init_script = """
            i = i + 1 ;
        end
     end ^
-    set term ^ ;
+    set term ;^
     commit ;
 
     delete from test order by id rows (cast(rdb$get_context('USER_SESSION', 'N_LIMIT') as int) - 13) ;