diff --git a/src/ytdl_sub/cli/main_args_parser.py b/src/ytdl_sub/cli/main_args_parser.py
index bd697521..fc13fadf 100644
--- a/src/ytdl_sub/cli/main_args_parser.py
+++ b/src/ytdl_sub/cli/main_args_parser.py
@@ -75,7 +75,8 @@ class MainArguments:
 # SHARED OPTIONS
 def _add_shared_arguments(arg_parser: argparse.ArgumentParser, suppress_defaults: bool) -> None:
     """
-    Add shared arguments to sub parsers
+    Add shared arguments to sub parsers. Needed to be able to specify args after positional args.
+    i.e. support both ``ytdl-sub --dry-run sub`` and ``ytdl-sub sub --dry-run``
 
     Parameters
     ----------
@@ -98,6 +99,7 @@ def _add_shared_arguments(arg_parser: argparse.ArgumentParser, suppress_defaults
         action="store_true",
         help="preview what a download would output, "
         "does not perform any video downloads or writes to output directories",
+        default=argparse.SUPPRESS if suppress_defaults else False,
     )
     arg_parser.add_argument(
         MainArguments.LOG_LEVEL.short,
diff --git a/tests/expected_transaction_log.py b/tests/expected_transaction_log.py
index 75646f6f..7c589dcf 100644
--- a/tests/expected_transaction_log.py
+++ b/tests/expected_transaction_log.py
@@ -1,4 +1,5 @@
 import os
+from pathlib import Path
 from typing import List
 
 from resources import REGENERATE_FIXTURES
@@ -10,7 +11,7 @@ _TRANSACTION_LOG_SUMMARY_PATH = RESOURCE_PATH / "transaction_log_summaries"
 
 
 def assert_transaction_log_matches(
-    output_directory: str,
+    output_directory: Path,
     transaction_log: FileHandlerTransactionLog,
     transaction_log_summary_file_name: str,
     regenerate_transaction_log: bool = REGENERATE_FIXTURES,