1 files changed, 1 insertions, 1 deletions

diff --git a/setup.cfg b/setup.cfg

index 12a7849081..f2bca272e1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -31,7 +31,7 @@ sections=FUTURE,STDLIB,COMPAT,THIRDPARTY,TWISTED,FIRSTPARTY,TESTS,LOCALFOLDER
 default_section=THIRDPARTY
 known_first_party = synapse
 known_tests=tests
-known_compat = mock,six
+known_compat = mock
 known_twisted=twisted,OpenSSL
 multi_line_output=3
 include_trailing_comma=true