diff --git a/.gitignore b/.gitignore
index ac60d2d2d85f0e0a9c2345c44ec89dd88343f81b..decb10a55f18c4aad78306ff7ac49313b740d77f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,5 @@ build/
 .idea
 .mjtest*
 mjtest.egg-info
+
+.DS_Store