diff --git a/Cargo.toml b/Cargo.toml
index ff70e27..419ea0d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,3 +17,7 @@ async-std = { version = "1.8", features = ["attributes"] }
 serde = { version = "1.0", features = ["derive"] }
 deser-hjson = "0.1"
 x509-parser = "0.9.2"
+codegen-units = 1
+opt-level = 'z'
+lto = true
+#panic = 'abort'