1 files changed, 1 insertions, 1 deletions
diff --git a/setup.cfg b/setup.cfg
index 4651662e3..94cea1bd5 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -23,7 +23,7 @@ known_third_party =
     cairo, gi,
 # Ignore other module dependencies for pre-commit isort.
     twisted, OpenSSL, pytest, recommonmark, chardet, pkg_resources, zope, mock,
-    sphinx
+    sphinx, rencode
 known_first_party = msgfmt, deluge
 order_by_type = true
 not_skip = __init__.py