diff --git a/Makefile b/Makefile
index 48ab2e6..bcc9798 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@ IMG := kernel8.img
 
 TRIPLE := aarch64-none-none-elf
 SWIFT := swift
-SWIFT_BUILD_FLAGS := --triple $(TRIPLE) -c release -Xswiftc -Osize \
+SWIFT_BUILD_FLAGS := --triple $(TRIPLE) -c release \
 					 --experimental-lto-mode=full -Xswiftc -experimental-hermetic-seal-at-link
 LD := clang -fuse-ld=lld
 LDFLAGS := -target $(TRIPLE) -nostdlib -Xlinker -gc-sections -static