diff --git a/yt_dlp/networking/_requests.py b/yt_dlp/networking/_requests.py
index 51cff80fd..1526d2a59 100644
--- a/yt_dlp/networking/_requests.py
+++ b/yt_dlp/networking/_requests.py
@@ -103,7 +103,7 @@ def subn(self, repl, string, *args, **kwargs):
 if hasattr(urllib3.util.url, '_PERCENT_RE'):  # was 'PERCENT_RE' in urllib3 < 2.0.0
     urllib3.util.url._PERCENT_RE = Urllib3PercentREOverride(urllib3.util.url._PERCENT_RE)
 else:
-    warnings.warn('Failed to patch PERCENT_RE in urllib3 (does the attribute exist?)' + bug_reports_message())
+    warnings.warn('Failed to patch _PERCENT_RE in urllib3 (does the attribute exist?)' + bug_reports_message())
 
 
 # Requests will not automatically handle no_proxy by default