diff --git a/.cargo/config.toml b/.cargo/config.toml
index 115192e..ac2b23f 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -1,6 +1,2 @@
 [target.x86_64-pc-windows-msvc]
 rustflags = ["-C", "target-feature=+crt-static"]
-
-[target.x86_64-unknown-linux-gnu]
-linker = "clang"
-rustflags = ["-C", "link-arg=-fuse-ld=mold"]
diff --git a/Cargo.toml b/Cargo.toml
index dc653f4..47c96a3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,6 +45,7 @@ win32console = "^0.1.5"
 
 [profile.release]
 lto = "thin"
+opt-level = 2
 codegen-units = 4
 
 [profile.opt]