diff --git a/loader/Cargo.toml b/loader/Cargo.toml
index eaf40b41c..1ea971b66 100644
--- a/loader/Cargo.toml
+++ b/loader/Cargo.toml
@@ -19,4 +19,4 @@ default = ["debug-print"]
 [profile.release]
 codegen-units = 1 # 1 better optimizations
 debug = true # symbols are nice and they don't increase the size on Flash
-lto = "thin"
+lto = "fat"