diff --git a/src/timeforge/__main__.py b/src/timeforge/__main__.py
index 282afdc..1aedc3c 100644
--- a/src/timeforge/__main__.py
+++ b/src/timeforge/__main__.py
@@ -18,7 +18,6 @@ def main():
     """
     This whole script was wrapped into a main function. This behaviour is mandatory to create an installable executable for pip
     """
-    # TODO: better argument parsing including the support for a config file or a buffer
     parser = configargparse.ArgParser(
         prog='TimeForge',
         description='Create fake but realistic looking working time documentation for your student job at KIT',
@@ -39,8 +38,6 @@ def main():
     parser.add('-j', '--job', type=str, required=True, help='description of the job task')
     args = parser.parse_args()
 
-    #########################################
-
     if args.verbose:
         # print command line arguments
         core.PrintDictAsTable(
@@ -83,8 +80,6 @@ def main():
     # list of national holidays in the German state "Baden-Württemberg"
     feiertage_list = feiertage.Holidays(config.FEDERAL_STATE).get_holidays_list()
 
-    #########################################
-
     if args.verbose:
         core.PrintListAsTable(feiertage_list, "Calculated Holidays")
 
@@ -104,8 +99,6 @@ def main():
         form_data["hhmmRow" + str(table_row) + "_4"] = day.work_hours.strftime("%H:%M")
         table_row += 1
 
-    #########################################
-
     if args.verbose:
         core.PrintDictAsTable(form_data, "PDF Form field", "Value")
 
diff --git a/src/timeforge/core.py b/src/timeforge/core.py
index 5967a75..a06623a 100644
--- a/src/timeforge/core.py
+++ b/src/timeforge/core.py
@@ -254,7 +254,7 @@ def pdf_content(self):
 @contextmanager
 def ProvideOutputFile(output_file: str):
     # store the online PDF in a temporary file which will automatically be deleted when this contextmanager will be left
-    with tempfile.TemporaryFile() as temp:
+    with tempfile.TemporaryFile(suffix=".pdf") as temp:
 
         # download online form and store it in a temp file
         try: