diff --git a/core/Cargo.toml b/core/Cargo.toml
index ce9a89a..318b012 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -7,3 +7,8 @@ edition = "2024"
 ntest = "0.9.3"
 rand = {version="0.9.2", features=["small_rng", "alloc"]}
 tempfile = "3.23.0"
+
+[profile.test]
+opt-level = 3
+lto = "fat"
+codegen-units = 1
\ No newline at end of file