diff --git a/Makefile.mk b/Makefile.mk
index efc907219..ffe474d0e 100644
--- a/Makefile.mk
+++ b/Makefile.mk
@@ -164,7 +164,7 @@ CFLAGS_WERROR ?= -Werror
 CFLAGS_WFATAL_ERRORS ?= -Wfatal-errors
 
 # Optimizations
-CFLAGS_OPTIMIZE ?= -Os -flto
+CFLAGS_OPTIMIZE ?= -O2 -flto
 CFLAGS_NO_OPTIMIZE ?= -O0
 LDFLAGS_OPTIMIZE ?=
 LDFLAGS_NO_OPTIMIZE ?=