diff --git a/Cargo.toml b/Cargo.toml
index cb69667..2cf0c33 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,3 +26,11 @@ version = "0"
 [dependencies.steven_openssl]
 path = "./openssl"
 version = "0"
+
+[profile.dev]
+opt-level = 2
+debug = true
+rpath = false
+lto = false
+debug-assertions = true
+codegen-units = 4