diff --git a/src/mpsd_software_manager/mpsd_software.py b/src/mpsd_software_manager/mpsd_software.py
index 328acd3756f901ae9ba0c13fc71c5eb8b97511c9..8c4d7a7c5c4824ad48e7c7f6ef91ffe40026735e 100755
--- a/src/mpsd_software_manager/mpsd_software.py
+++ b/src/mpsd_software_manager/mpsd_software.py
@@ -194,7 +194,7 @@ def create_log_file_names(
 
 
 def get_log_file_path(
-    mpsd_release: str, cmd: str, root_dir: str, package_set: str = None
+    mpsd_release: str, cmd: str, root_dir: Path, package_set: str = None
 ) -> Union[Path, None]:
     """Get installer log file path.