diff --git a/src/fosslight_source/cli.py b/src/fosslight_source/cli.py
index 7e824e1..5251eee 100755
--- a/src/fosslight_source/cli.py
+++ b/src/fosslight_source/cli.py
@@ -119,7 +119,7 @@ def main() -> None:
         except Exception as ex:
             logger.debug(f"Failed to print log.: {ex}")
     else:
-        logger.error(f"Input path({path_to_scan}) is not a directory. Please enter a valid path.")
+        logger.error(f"(-p option) Input path({path_to_scan}) is not a directory. Please enter a valid path.")
         sys.exit(1)
 
 
diff --git a/src/fosslight_source/run_scancode.py b/src/fosslight_source/run_scancode.py
index 1f03e3d..a3d6904 100755
--- a/src/fosslight_source/run_scancode.py
+++ b/src/fosslight_source/run_scancode.py
@@ -135,7 +135,7 @@ def run_scan(
                 logger.error(f"Analyze {path_to_scan}: {msg}")
         else:
             success = False
-            msg = "Check the path to scan. :" + path_to_scan
+            msg = f"(-p option) Check the path to scan: {path_to_scan}"
 
         if not return_results:
             result_list = []