diff --git a/.gitignore b/.gitignore
index 9fade1c30..1bb90c1ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,7 @@ MANIFEST
 build/
 dist/
 mitmproxy/contrib/kaitaistruct/*.ksy
+.pytest_cache
 
 # UI