diff --git a/.flake8 b/.flake8
index 093bdcd0f..ed9e1b403 100644
--- a/.flake8
+++ b/.flake8
@@ -7,6 +7,8 @@ count = true
 
 # Don't even try to analyze these:
 extend-exclude =
+  # vendored files
+  compat
   # project env vars
   .env,
   # GitHub configs