diff --git a/.isort.cfg b/.isort.cfg
index 92121d4..1852537 100644
--- a/.isort.cfg
+++ b/.isort.cfg
@@ -26,6 +26,7 @@ known_third_party =
     github
     github3_py
     github3_utils
+    pymacaroons
     pynacl
     pytest
     pytest_cov