diff --git a/.gitignore b/.gitignore
index 2c2e986..e1f2ca7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 /.venv/
 /setup.py
 /build_cx/
+/build_linux/
+/build_win32/
+/build_darwin/
\ No newline at end of file