diff --git a/test/test_youtube_signature.py b/test/test_youtube_signature.py
index b1c5cb2b35..c3dcb4d68f 100644
--- a/test/test_youtube_signature.py
+++ b/test/test_youtube_signature.py
@@ -126,6 +126,10 @@
         'https://www.youtube.com/s/player/c57c113c/player_ias.vflset/en_US/base.js',
         'M92UUMHa8PdvPd3wyM', '3hPqLJsiNZx7yA',
     ),
+    (
+        'https://www.youtube.com/s/player/5a3b6271/player_ias.vflset/en_US/base.js',
+        'B2j7f_UPT4rfje85Lu_e', 'm5DmNymaGQ5RdQ',
+    ),
 ]
 
 
diff --git a/yt_dlp/jsinterp.py b/yt_dlp/jsinterp.py
index 2bb4acf3e7..4caad6f743 100644
--- a/yt_dlp/jsinterp.py
+++ b/yt_dlp/jsinterp.py
@@ -117,8 +117,8 @@ def _js_ternary(cndn, if_true=True, if_false=False):
     '-': _js_arith_op(operator.sub),
 
     '*': _js_arith_op(operator.mul),
-    '/': _js_div,
     '%': _js_mod,
+    '/': _js_div,
     '**': _js_exp,
 }