diff --git a/Cargo.toml b/Cargo.toml
index 9cf79b8a1a..160f01f8f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -58,6 +58,9 @@ vergen = "2"
 path = "codechain/main.rs"
 name = "codechain"
 
+[profile.release]
+lto = true
+
 [workspace]
 members = [
     "core",