--- spack-src/tools/userblock/generateuserblock.sh.org  2021-03-05 15:27:48.635287742 +0900
+++ spack-src/tools/userblock/generateuserblock.sh      2021-03-05 15:29:31.995593495 +0900
@@ -108,5 +108,5 @@
 tar cJf userblock.tar.xz userblock.txt

 # Build the module
-objcopy -I binary -O elf64-x86-64 -B i386 --redefine-sym _binary_userblock_tar_xz_start=userblock_start --redefine-sym _binary_userblock_tar_xz_end=userblock_end --redefine-sym _binary_userblock_tar_xz_size=userblock_size userblock.tar.xz userblock.o
+objcopy -I binary -O elf64-littleaarch64 -B aarch64 --redefine-sym _binary_userblock_tar_xz_start=userblock_start --redefine-sym _binary_userblock_tar_xz_end=userblock_end --redefine-sym _binary_userblock_tar_xz_size=userblock_size userblock.tar.xz userblock.o
 rm userblock.tar.xz