diff --git a/buildjdk.sh b/buildjdk.sh
index 0509782..175f148 100755
--- a/buildjdk.sh
+++ b/buildjdk.sh
@@ -45,7 +45,7 @@ else
   platform_args="--with-toolchain-type=clang"
   # --disable-precompiled-headers
   AUTOCONF_x11arg="--with-x=/opt/X11/include/X11 --prefix=/usr/lib"
-  sameflags="-arch arm64 -isysroot $thesysroot -miphoneos-version-min=12.0 -DHEADLESS=1 -I$PWD/ios-missing-include -Wno-implicit-function-declaration"
+  sameflags="-arch arm64 -isysroot $thesysroot -miphoneos-version-min=12.0 -DHEADLESS=1 -I$PWD/ios-missing-include -Wno-implicit-function-declaration -flto"
   export CFLAGS+=" $sameflags"
   export CXXFLAGS="$sameflags"
   export LDFLAGS+=" -miphoneos-version-min=12.0"