diff --git a/common/rules.mk b/common/rules.mk
index 82f7de2..e33b779 100644
--- a/common/rules.mk
+++ b/common/rules.mk
@@ -15,3 +15,6 @@ DEBOUNCE_TYPE = sym_eager_pk
 
 # add achordion to improve home row modifiers
 SRC += /home/cullmann/install/qmk/christoph-cullmann/common/achordion.c
+
+# good optimizations
+LTO_ENABLE = yes