diff --git a/telegram/vendor/ptb_urllib3 b/telegram/vendor/ptb_urllib3
index d2403a79f..1954df039 160000
--- a/telegram/vendor/ptb_urllib3
+++ b/telegram/vendor/ptb_urllib3
@@ -1 +1 @@
-Subproject commit d2403a79fc38afbdd9aba8a05d274a83dc8bb412
+Subproject commit 1954df03958b164483282330b3a58092c070bc7a