diff --git a/src/fosslight_source/cli.py b/src/fosslight_source/cli.py
index b54ea90..48c4a5d 100755
--- a/src/fosslight_source/cli.py
+++ b/src/fosslight_source/cli.py
@@ -100,7 +100,7 @@ def main():
     if not success:
         logger.error(f"Format error. {msg}")
         sys.exit(1)
-    logger, _result_log = init_log(os.path.join(output_path, f"fosslight_log_{_start_time}.txt"),
+    logger, _result_log = init_log(os.path.join(output_path, f"fosslight_log_src_{_start_time}.txt"),
                                    True, logging.INFO, logging.DEBUG, _PKG_NAME, path_to_scan)
 
     if os.path.isdir(path_to_scan):
@@ -151,9 +151,9 @@ def create_report_file(_start_time, scanned_result, license_list, selected_scann
 
     if output_file == "":
         if output_extension == _json_ext:
-            output_file = f"fosslight_opossum_{_start_time}"
+            output_file = f"fosslight_opossum_src_{_start_time}"
         else:
-            output_file = f"fosslight_report_{_start_time}"
+            output_file = f"fosslight_report_src_{_start_time}"
 
     if scanned_result:
         scanned_result = sorted(scanned_result, key=lambda row: (''.join(row.licenses)))
diff --git a/src/fosslight_source/convert_scancode.py b/src/fosslight_source/convert_scancode.py
index af1132d..0102fb1 100755
--- a/src/fosslight_source/convert_scancode.py
+++ b/src/fosslight_source/convert_scancode.py
@@ -29,7 +29,7 @@ def convert_json_to_output_report(scancode_json, output_file_name, need_license=
     lic_list = {}
     msg = ""
     success = True
-    start_time = datetime.now().strftime('%Y%m%d_%H%M%S')
+    start_time = datetime.now().strftime('%y%m%d_%H%M')
     _json_ext = ".json"
 
     success, msg, output_path, output_file, output_extension = check_output_format(output_file_name, format)
@@ -41,7 +41,7 @@ def convert_json_to_output_report(scancode_json, output_file_name, need_license=
 
         if output_file == "":
             if output_extension == _json_ext:
-                output_file = "fosslight_opossum_" + start_time
+                output_file = "fosslight_opossum_src_" + start_time
             else:
                 output_file = "fosslight_report_src_" + start_time
     else:
diff --git a/src/fosslight_source/run_scancode.py b/src/fosslight_source/run_scancode.py
index a2922b5..25c69c5 100755
--- a/src/fosslight_source/run_scancode.py
+++ b/src/fosslight_source/run_scancode.py
@@ -47,7 +47,7 @@ def run_scan(path_to_scan, output_file_name="",
         if not called_by_cli:
             if output_file == "":
                 if output_extension == _json_ext:
-                    output_file = f"fosslight_opossum_{_start_time}"
+                    output_file = f"fosslight_opossum_src_{_start_time}"
                 else:
                     output_file = f"fosslight_report_src_{_start_time}"