diff --git a/share/mk/sys.mk b/share/mk/sys.mk
--- a/share/mk/sys.mk
+++ b/share/mk/sys.mk
@@ -13,7 +13,7 @@
 # and/or endian.  This is called MACHINE_CPU in NetBSD, but that's used
 # for something different in FreeBSD.
 #
-__TO_CPUARCH=C/arm(v[67])?(eb)?/arm/:C/powerpc(64|64le|spe)/powerpc/:C/riscv64(sf)?/riscv/
+__TO_CPUARCH=C/arm(v[67])?/arm/:C/powerpc(64|64le|spe)/powerpc/:C/riscv64(sf)?/riscv/
 MACHINE_CPUARCH=${MACHINE_ARCH:${__TO_CPUARCH}}
 .endif