diff --git a/.gitignore b/.gitignore
index 0aaddf0e..fcb8c32a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,6 +47,8 @@ obj/
 testfiles/
 enc_temp_folder/
 build/
+build_MD/
+build_MT/
 _build/
 
 # exclude specific files