diff --git a/src/firebird/qa/__about__.py b/src/firebird/qa/__about__.py
index 8d81e332..b0586911 100644
--- a/src/firebird/qa/__about__.py
+++ b/src/firebird/qa/__about__.py
@@ -1,4 +1,4 @@
 # SPDX-FileCopyrightText: 2021-present The Firebird Projects <www.firebirdsql.org>
 #
 # SPDX-License-Identifier: MIT
-__version__ = "0.19.2"
+__version__ = "0.19.3"
diff --git a/src/firebird/qa/plugin.py b/src/firebird/qa/plugin.py
index 2d24540a..9b1a3cec 100644
--- a/src/firebird/qa/plugin.py
+++ b/src/firebird/qa/plugin.py
@@ -602,7 +602,7 @@ def pytest_assertrepr_compare(config: Config, op: str, left: object, right: obje
         # is right side, e.g: assert act.clean_stdout == act.clean_expected_stdout
         # This requirement is CRUCIAL if we use ndiff() instead of default pytest comparison method!
         #
-        return ndiff(right_lines, left_lines)
+        return list(ndiff(right_lines, left_lines))
 
     return None