From f02f87db8e2186ed4df4721c1e57269a3fdf44c5 Mon Sep 17 00:00:00 2001
From: Sacha Arnoud <ubuntu@vps-e11b9046.vps.ovh.net.novalocal>
Date: Tue, 21 Sep 2021 16:33:20 +0000
Subject: [PATCH] json.dump bug fix

---
 youtube_dl/utils.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index ef0afd686..e722eed58 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1830,7 +1830,7 @@ def write_json_file(obj, fn):
 
     try:
         with tf:
-            json.dump(obj)
+            json.dump(obj, tf)
         if sys.platform == 'win32':
             # Need to remove existing file on Windows, else os.rename raises
             # WindowsError or FileExistsError.