diff --git a/exasol_python_test_framework/exatest/clients/client_setup.py b/exasol_python_test_framework/exatest/clients/client_setup.py
index d8b9b1b..ea5ab7b 100644
--- a/exasol_python_test_framework/exatest/clients/client_setup.py
+++ b/exasol_python_test_framework/exatest/clients/client_setup.py
@@ -59,7 +59,7 @@ def odbc_arguments(self, parser):
         return parser
 
     def _write_odbcini(self, log_path, server, driver, user,
-                       password, odbc_log, fingerprint = None) -> Path:
+                       password, odbc_log, fingerprint = None) -> str:
         def cleandoc_nl(string):
             return cleandoc(string) + "\n"
 
@@ -91,7 +91,7 @@ def cleandoc_nl(string):
                         LOG_LEVELS = {LOG_LEVELS[odbc_log]}
                         """
                         ))
-        return path
+        return str(path)
 
     def prepare_odbc_init(self, log_path, server, driver, user, password, odbc_log, fingerprint = None):
         path = self._write_odbcini(log_path, server, driver, user, password, odbc_log, fingerprint)