diff --git a/.gitignore b/.gitignore
index 9b3955b6..c28d8eaf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -104,3 +104,7 @@ ShadowsocksX-NG2/Vendor/ck-client/.fetched.sha256
 # dotenv file
 .env
 
+###
+# cmux omx
+.omx
+