diff --git a/pyproject.toml b/pyproject.toml
index 3f8910fa..fa493066 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -153,6 +153,7 @@ filterwarnings = [
 
 [tool.flakeheaven]
 max_line_length = 88
+exclude = [".venv"]
 
 [tool.flakeheaven.plugins]
 "py*" = ["+*"]