diff --git a/Cargo.toml b/Cargo.toml
index 7918067..cbbe981 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,3 +18,5 @@ gba-proc-macro = "0.5"
 [profile.release]
 lto = true
 panic = "abort"
+incremental = false
+codegen-units = 1