diff --git a/tests/integration/validate/test_validate_command.py b/tests/integration/validate/test_validate_command.py
index 50624a2965..1b9ba31fc4 100644
--- a/tests/integration/validate/test_validate_command.py
+++ b/tests/integration/validate/test_validate_command.py
@@ -228,7 +228,7 @@ def test_lint_error_invalid_region(self):
         output = command_result.stderr.decode("utf-8")
 
         error_message = (
-            f"Error: AWS Region was not found. Please configure your region through the --region option.\n"
+            f"Error: AWS Region was not found. Please configure your region through the --region option.{os.linesep}"
             f"Regions ['us-north-5'] are unsupported. Supported regions are"
         )