diff --git a/util/crossgcc/Makefile.inc b/util/crossgcc/Makefile.inc
index be0facc9d9..0f27208388 100644
--- a/util/crossgcc/Makefile.inc
+++ b/util/crossgcc/Makefile.inc
@@ -13,7 +13,7 @@
 ## GNU General Public License for more details.
 ##
 
-TOOLCHAIN_ARCHES := i386 x86 arm aarch64 mips riscv power8 nds32le
+TOOLCHAIN_ARCHES := i386 x64 arm aarch64 mips riscv power8 nds32le
 
 help_toolchain help::
 	@echo  '*** Toolchain targets ***'