diff --git a/.gitignore b/.gitignore
index fbffff6..ce22439 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@ Cargo.lock
 .vscode
 exports
 .DS_Store
+export
diff --git a/Cargo.toml b/Cargo.toml
index 2e5ffa0..8fd5b53 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,11 @@ description = "s3 client with C interface"
 version = "0.1.0"
 edition = "2021"
 
+[profile.release]
+codegen-units = 1
+lto = true
+opt-level = 'z'
+
 [package.metadata.bundle]
 name = "ne-s3"
 identifier = "com.netease.nmc.demo"