diff --git a/tox.ini b/tox.ini
index f2268b0f6..453c28c4c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -94,7 +94,6 @@ deps =
     w3lib==1.17.0
     zope.interface==5.1.0
     lxml==4.3.0
-    typing-extensions==3.10.0.0
     -rtests/requirements.txt
 
     # mitmproxy 4.0.4+ requires upgrading some of the pinned dependencies