diff --git a/Cargo.toml b/Cargo.toml
index 73f5ac2..6ad27eb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,13 +13,15 @@ build = "build.rs"
 
 [profile.dev]
 opt-level = 0
+overflow-checks = false
 
 [profile.release]
 codegen-units = 1
-lto = true
+lto = "fat"
+overflow-checks = true
 opt-level = "s" # "z" for other size optimization
 panic = "abort"
-strip = true
+strip = "symbols"
 
 [dependencies]
 clap = "4.5.1" #3.2.25 old version